How To Cook Lentils In Crock Pot [COMPLETE GUIDE]

Lentils are a nutritious and versatile legume that can be enjoyed in a variety of dishes. They are a rich source of protein, fiber, and essential vitamins and minerals. Cooking lentils in a crock pot is a convenient and hands-off method that allows the lentils to simmer and develop their flavors slowly. This article will guide you through the process of cooking lentils in a crock pot, from selection and preparation to troubleshooting common issues.

Quick Answer: How Long To Cook Lentils In Crock Pot

The cooking time for lentils in a crock pot can vary depending on the type and variety of lentils used. Generally, smaller lentils like green or brown lentils will take approximately 6-8 hours on low heat or 3-4 hours on high heat. Larger lentils, such as French or black lentils, might require a longer cooking time of around 8-10 hours on low heat or 4-6 hours on high heat. It’s important to note that these times are estimates and can vary depending on the specific crock pot and desired texture of the lentils.


When selecting lentils for your crock pot recipe, you can choose from a variety of types, including green, brown, red, French, or black lentils. Each type has its own unique flavor, texture, and cooking time. Green and brown lentils are the most commonly used variety as they hold their shape well during cooking and have a mild flavor. Red lentils tend to cook faster and become mushy, making them ideal for soups and stews. French and black lentils have a firmer texture and hold their shape better, making them great for salads and side dishes.


Before cooking lentils in a crock pot, it is essential to give them a thorough rinse under cold water to remove any dirt or debris. You can use a fine-mesh sieve or strainer for this process. It is also a good idea to inspect the lentils for any stones or damaged lentils that may have made their way into the packaging. Once rinsed, you can proceed with the cooking process.

Crock Pot Cooking Times For Lentils

The cooking time for lentils in a crock pot can vary depending on the type of lentils used and the desired texture. Here is a general guideline for cooking lentils in a crock pot:

  1. Green or Brown Lentils:

    • Low Heat: 6-8 hours
    • High Heat: 3-4 hours
  2. Red Lentils:

    • Low Heat: 4-6 hours
    • High Heat: 2-3 hours
  3. French or Black Lentils:

    • Low Heat: 8-10 hours
    • High Heat: 4-6 hours

It’s important to note that these cooking times are approximate and may vary depending on the specific crock pot and desired texture. It is always recommended to check the lentils for tenderness towards the end of the cooking time and adjust accordingly.

How To Cook Lentils In Crock Pot

Now that we have covered the selection and preparation, let’s delve into the step-by-step process of cooking lentils in a crock pot.

  1. Rinse the lentils: Start by rinsing the lentils thoroughly under cold water. This will help remove any dirt or debris. Inspect the lentils for any stones or damaged lentils and discard them.

  2. Optional soaking: While lentils do not require soaking like most dried beans, it can help reduce cooking time and improve digestibility. Soaking lentils for 2-4 hours can help soften them and aid in faster cooking. If you choose to soak the lentils, drain them before adding them to the crock pot.

  3. Add lentils to the crock pot: Place the rinsed lentils in the crock pot along with any desired seasonings, vegetables, or broth. The ratio of lentils to liquid is typically 1:3, meaning for every cup of lentils, use three cups of liquid. This will ensure the lentils cook evenly and do not dry out. Feel free to customize the flavors by adding herbs, spices, or vegetables of your choice.

  4. Set the heat and time: Depending on how much time you have available, you can choose to cook the lentils on low or high heat. Refer to the suggested cooking times provided earlier in the article based on the type of lentils you are using. Keep in mind that cooking lentils on low heat will result in a softer texture, while high heat will yield firmer lentils.

  5. Do not peek: Once you have set the heat and time, resist the urge to open the crock pot frequently. Each time the lid is lifted, heat escapes, and the cooking time may need to be adjusted. Trust the crock pot to do its job and maintain the temperature.

  6. Check for tenderness: Towards the end of the cooking time, check the lentils for tenderness. Most varieties of lentils should be tender but still hold their shape once cooked. If they are not yet tender enough, continue cooking for an additional 30 minutes to an hour, checking periodically until desired texture is achieved.

  7. Season to taste: Once the lentils are cooked to your liking, season them with salt, pepper, or any additional spices and herbs to enhance the flavors. Stir well to incorporate the seasonings.

  8. Serve and enjoy: The cooked lentils can be enjoyed on their own as a side dish, added to salads, soups, stews, or used as a filling for wraps and sandwiches. They are incredibly versatile and can be incorporated into numerous recipes.

Troubleshooting Common Issues

While cooking lentils in a crock pot is a relatively straightforward process, a few common issues may arise. Here are some troubleshooting tips to ensure your lentils turn out perfectly every time:

  1. Undercooked lentils: If the lentils are still hard or undercooked after the suggested cooking time, continue cooking for an additional 30 minutes to an hour, checking periodically until they reach the desired tenderness. Older lentils may also require longer cooking times.

  2. Overcooked lentils: If your lentils have become mushy or overcooked, reduce the cooking time in your future batches. Keep in mind that different crock pots may have slightly different cooking times, so it’s essential to monitor the lentils closely towards the end of the cooking process.

  3. Too much liquid: If you find that your lentils are too soupy or watery, you can simply drain the excess liquid. Letting the lentils sit without heat for a few minutes can also help absorb some of the excess liquid.

  4. Not enough liquid: If your lentils are drying out or sticking to the bottom of the crock pot, add a little more liquid, such as broth or water, to prevent them from burning. It is important to maintain the recommended lentil-to-liquid ratio for successful cooking.

Cooking lentils in a crock pot is a simple and convenient way to prepare this nutritious legume. Whether you are making a hearty soup, a flavorful stew, or a vibrant salad, lentils are a versatile ingredient that adds protein and fiber to any dish. By following the steps outlined in this article, you can enjoy perfectly cooked lentils with minimal effort and maximum flavor. Experiment with different lentil varieties, seasonings, and cooking times to create dishes that suit your taste preferences. So, grab your crock pot, select your favorite lentils, and embark on a culinary journey filled with delicious and healthy lentil recipes.

Achieving Perfect Texture

Lentils are a versatile legume that is not only nutrient-rich but also delicious. They can be prepared in various ways, including on the stovetop, pressure cooker, and even in a crock pot. Using a crock pot to cook lentils offers a convenient and hassle-free method that yields tender, flavorful results.

Related:  How To Cook Oxtail In Crock Pot [COMPLETE GUIDE]

One of the key aspects of cooking lentils in a crock pot is to achieve the perfect texture. Unlike other legumes, lentils cook relatively quickly and can become mushy if overcooked. To ensure a firm yet tender texture, it is essential to monitor the cooking time.

Step 1: Choose the Right Type of Lentils

Before delving into the cooking process, it is crucial to select the appropriate type of lentils. There are several varieties of lentils available, such as green lentils, brown lentils, red lentils, and French lentils. Each type has its own unique flavor and cooking time.

  • Green lentils: These hold their shape well and are ideal for salads or side dishes. They require a longer cooking time, usually around 7 to 8 hours on low heat or 3 to 4 hours on high heat.

  • Brown lentils: These are the most common variety and are perfect for soups, stews, and curries. They cook relatively quickly, typically taking around 6 to 7 hours on low heat or 2 to 3 hours on high heat.

  • Red lentils: These lentils are quick-cooking and tend to break down easily, making them perfect for thickening soups and creating creamy lentil dishes. They generally require around 4 to 5 hours on low heat or 1 to 2 hours on high heat.

  • French lentils: These lentils retain their shape and have a slightly nutty flavor. They are well-suited for salads or side dishes. French lentils usually take around 6 to 7 hours on low heat or 2 to 3 hours on high heat to cook.

Step 2: Rinse the Lentils

Before cooking the lentils, it is essential to rinse them thoroughly under cold water. This step removes any dust, debris, or impurities that may be present. Additionally, rinsing helps to reduce the starchiness of the lentils, preventing them from becoming sticky during cooking.

Step 3: Soak the Lentils (Optional)

Soaking lentils before cooking is not necessary, but it can help reduce the cooking time and make them easier to digest. If you choose to soak the lentils, place them in a bowl and cover them with about two inches of water. Allow them to soak for 1 to 2 hours, then drain and rinse before cooking.

Step 4: Proper Liquid-to-Lentil Ratio

To achieve the desired texture, it is crucial to use the correct liquid-to-lentil ratio. Generally, the ratio for lentils in a crock pot is 3 cups of liquid for every 1 cup of lentils. This ensures that the lentils have enough moisture to cook evenly without becoming dry or mushy.

Step 5: Adjust Cooking Time

The cooking time for lentils in a crock pot can vary depending on the type of lentils, the desired texture, and the heat setting. Generally, lentils cooked on low heat take longer but result in a firmer texture, while high heat yields a softer texture in a shorter time.

Flavor Infusion

One of the advantages of cooking lentils in a crock pot is the ability to infuse them with flavor. By adding complementary ingredients and spices, you can enhance the taste and create a delicious meal. Here are some ways to infuse flavor into your lentils:

1. Aromatics such as onions and garlic: Sautéing chopped onions and minced garlic before adding them to the crock pot lends a rich and aromatic base to the lentils.

2. Herbs and spices: Adding a variety of herbs and spices can elevate the taste of the lentils. Popular options include cumin, coriander, turmeric, paprika, bay leaves, thyme, and rosemary. Experiment with different combinations to create your desired flavor profile.

3. Vegetable or chicken broth: Instead of using plain water, replace it with vegetable or chicken broth to add depth of flavor to the lentils. The broth infuses the lentils with savory notes, making them more delicious.

4. Tomato products: Incorporating tomato-based ingredients like tomato paste, diced tomatoes, or tomato sauce can bring tanginess and complexity to the lentils. They complement well with the earthy flavor of the lentils.

5. Acidic ingredients: Add a splash of acidity to the lentils using ingredients like lemon juice, vinegar, or sour cream. This brightens the flavors and balances the richness of the lentils.

6. Sweetness: To balance the flavors, a touch of sweetness can be added to the lentils. This can be achieved by including ingredients such as brown sugar, maple syrup, or even a small slice of peeled carrot.

By experimenting with these flavor-enhancing elements, you can create a unique taste profile that suits your preferences.


One of the delights of slow cooking lentils in a crock pot is the aroma that fills your home. The spices, herbs, and other ingredients combine to create an enticing scent that whets your appetite. To maximize the aroma, consider these tips:

1. Toasting the spices: Before adding the spices to the crock pot, consider dry toasting them in a skillet over medium heat. This process releases the natural oils and intensifies the flavors, resulting in a more aromatic lentil dish.

2. Layering ingredients: Layering the ingredients in a specific order can also contribute to a delightful aroma. Begin with aromatic ingredients like onions, garlic, and spices as the base layer. Next, add the lentils and other vegetables. Finally, pour in the liquid component to ensure even distribution of flavors and aromas.

Related:  How To Cook Turkey Tenderloin In Crock Pot [COMPLETE GUIDE]

3. Cooking in a well-ventilated area: Although the aroma is appetizing, some people may find it overpowering. Ensure that your kitchen is well-ventilated while the lentils are cooking by opening windows or using an exhaust fan. This allows for better air circulation and reduces the concentration of cooking smells.

Cooking Techniques

There are different techniques you can employ when cooking lentils in a crock pot. The two primary methods include the "all-in-one" and the "pre-cook" techniques.

1. All-in-One Technique: In this approach, all the ingredients, including the lentils, spices, aromatics, and liquids, are added to the crock pot at once and cooked together. This method is convenient and requires minimal preparation. However, it may not be suitable if you prefer a firmer texture to your lentils.

2. Pre-Cook Technique: The pre-cook technique involves partially cooking the lentils before transferring them to the crock pot. This method allows for better control over the firmness of the lentils and ensures even cooking. To pre-cook the lentils, bring them to a boil in a saucepan with enough water to cover them. Once they have reached a gentle boil, reduce the heat and simmer for about 10 minutes. Drain the partially cooked lentils and transfer them to the crock pot along with the other ingredients. This method is particularly useful when you desire a firmer texture or when using delicate lentil varieties such as French lentils.

Crock Pot Tips For Lentils

To ensure the best results when cooking lentils in a crock pot, here are some additional tips to consider:

1. Avoid overfilling: To allow enough space for the lentils and liquid to expand during cooking, avoid filling the crock pot more than two-thirds full. Overfilling can lead to uneven cooking and possible spillage.

2. Stirring: While lentils generally do not require stirring during cooking, it is a good idea to give them a gentle stir after a few hours. This ensures that they cook evenly and prevents any sticking or burning at the bottom of the crock pot.

3. Seasoning: While it is important to season the lentils, it is best to add salt and other seasonings towards the end of the cooking process. This prevents the lentils from becoming too salty or the flavors from blending together too much.

4. Adding delicate ingredients: If you plan to add delicate ingredients like leafy greens, fresh herbs, or dairy products, it is ideal to add them towards the end of the cooking time. This preserves their flavors and prevents them from becoming too wilted or overcooked.

5. Taste for doneness: To determine if the lentils are perfectly cooked, take a few lentils and taste them for doneness. They should be tender but still hold their shape. If they are too firm, allow them to cook for another 15-30 minutes. If they have become overly mushy, reduce the cooking time in the future.

Creative Crock Pot Lentils Recipes

Now that you have mastered the art of cooking lentils in a crock pot, here are a few creative recipes to take them to the next level:

1. Moroccan Lentil Stew: In a preheated crock pot, combine brown lentils, diced tomatoes, chopped onions, minced garlic, vegetable broth, and a blend of Moroccan spices such as cumin, coriander, ginger, and cinnamon. Cook on low for 6 hours or on high for 3 hours until the lentils are tender. Garnish with fresh cilantro and serve with warm bread or couscous.

2. Creamy Coconut Curry Lentils: Sauté diced onions, minced garlic, and grated ginger in a skillet until softened. Transfer the mixture to a crock pot along with red lentils, coconut milk, vegetable broth, curry powder, turmeric, and a pinch of cayenne pepper for a hint of spice. Cook on low for 4-5 hours or on high for 2-3 hours. Finish with a squeeze of lime juice and serve over steamed rice.

3. Lentil and Vegetable Soup: In a preheated crock pot, combine brown lentils, diced carrots, chopped celery, sliced mushrooms, diced tomatoes, vegetable broth, bay leaves, dried thyme, and a bay leaf. Cook on low for 6-7 hours or on high for 3-4 hours until the lentils and vegetables are tender. Season with salt and pepper to taste.


Cooking lentils in a crock pot is an excellent way to achieve perfectly tender and flavorful legumes. By carefully selecting the lentil variety, following the recommended cooking techniques, and experimenting with different flavor combinations, you can create delicious lentil dishes that are sure to impress. Remember to monitor the cooking time, adjust the liquid-to-lentil ratio, and add complementary ingredients to infuse the lentils with enticing flavors. With these tips and recipes in hand, you are ready to embark on your crock pot lentil-cooking adventure!


What Type Of Lentils Work Best For Cooking In A Crock Pot?

Any type of lentil, such as green, brown, or red, can be cooked in a crock pot. However, green or brown lentils tend to hold their shape better, while red lentils may turn mushy.

Do I Need To Soak Lentils Before Cooking Them In A Crock Pot?

No, soaking lentils is not necessary when cooking them in a crock pot. However, you can soak them for a few hours beforehand if you want to reduce cooking time.

How Long Does It Take To Cook Lentils In A Crock Pot?

Cooking time can range from 4-8 hours on low heat and 2-4 hours on high heat. It largely depends on the amount of lentils and the desired consistency.

What Liquid Should I Use To Cook Lentils In A Crock Pot?

Use water, vegetable broth, chicken broth, or any other liquid of your choice. The ratio should be 3:1, meaning three cups of liquid for every one cup of lentils.

Can I Add Other Ingredients To Lentils When Cooking Them In A Crock Pot Like Vegetables Or Spices?

Yes, you can add vegetables like carrots, onions, celery, and spices like turmeric, cumin, and coriander to enhance the flavor. However, it is recommended to add these ingredients towards the end of the cooking time to prevent overcooking.