Healthy Crockpot Tomato Lentil Stew

Name: Healthy Crockpot Tomato Lentil Stew
Prep time: 10 min
Cook time: 4 h
Total time: 4 h 10 min
Yield: 4 servings
Ingredients: 1 cup dried green or brown lentils, rinsed; 1 can (14 oz) diced tomatoes; 1 onion, chopped; 2 carrots, diced; 2 celery stalks, diced; 3 cloves garlic, minced; 4 cups vegetable broth; 2 tsp dried oregano; 1 tsp ground cumin; Salt and pepper to taste; Fresh parsley for garnish

Highlighted under: Healthy & Light

I love whipping up a batch of Healthy Crockpot Tomato Lentil Stew, especially when the weather starts to turn cooler. This recipe not only fills the house with a fragrant aroma but also provides hearty nutrition with every bite. The ingredients are simple, allowing the natural flavors of the tomatoes and lentils to shine through. Plus, the convenience of using a crockpot means I can set it and forget it. It’s the perfect meal for busy weekdays or lazy weekends, giving me comfort with minimal effort!

Created by

Bethany Clarke

Last updated on 2026-01-14T03:31:08.911Z

When I first made this Healthy Crockpot Tomato Lentil Stew, I was looking for a filling yet nutritious dish that didn't require hours in the kitchen. The lentils provide both protein and fiber, making it a satisfying option. Using a slow cooker allows the flavors to meld beautifully, creating a rich and hearty stew that feels indulgent without the guilt.

One tip I discovered is to add a splash of balsamic vinegar just before serving; it enhances the sweetness of the tomatoes perfectly! This stew is also great for meal prep, as it stores beautifully in the fridge or freezer for easy reheating during busy weeks.

        Why You'll Love This Recipe
        Wholesome ingredients packed with nutrients
Effortless preparation with a slow-cooker method
Versatile dish that can adjust to your taste preferences
Ideal for meal prep or cozy family dinners

      

Ingredient Insights

Lentils are the star of this stew, offering not only a rich source of protein but also fiber, which aids in digestion and promotes satiety. For this recipe, using green or brown lentils is ideal, as they hold their shape well during cooking. Remember to rinse them thoroughly before adding to the crockpot to remove any debris and help with even cooking. If you prefer an alternative, red lentils can be used, but they will break down more and result in a creamier texture.

The diced tomatoes contribute acidity and depth of flavor, brightening the overall dish. Opt for high-quality canned tomatoes for the best taste, and consider using fire-roasted tomatoes for a smoky undertone. You might also add a splash of balsamic vinegar for added complexity. Carrots and celery add sweetness and crunch, so ensure they are chopped evenly to promote uniform cooking.

Adjusting Cooking Time

Cooking on low for 4-6 hours allows the flavors to meld beautifully while ensuring the lentils are tender but not mushy. If you're pressed for time, cooking on high for 2-3 hours will also work but may not produce as rich a flavor. A reliable guide is to check the lentils around the 4-hour mark on low or the 2-hour mark on high, and taste for desired texture.

If your stew looks too watery at the end of cooking, mashing some of the lentils can thicken it naturally. Alternatively, you can remove the lid and cook for an additional 30 minutes on high to allow excess liquid to evaporate. Keep an eye on it towards the end, as overcooking can lead to a grainy consistency.

Ingredients

Gather the following items for this delicious stew:

Stew Ingredients

1 cup dried green or brown lentils, rinsed
1 can (14 oz) diced tomatoes
1 onion, chopped
2 carrots, diced
2 celery stalks, diced
3 cloves garlic, minced
4 cups vegetable broth
2 tsp dried oregano
1 tsp ground cumin
Salt and pepper to taste
Fresh parsley for garnish

These ingredients will come together beautifully to create a warming meal.

Instructions

Follow these simple steps to prepare your stew:

Combine Ingredients

In the crockpot, add the rinsed lentils, diced tomatoes, onion, carrots, celery, garlic, vegetable broth, oregano, cumin, salt, and pepper. Stir to combine.

Cook the Stew

Cover and cook on low for 4-6 hours or until the lentils are tender. If you prefer a thicker stew, you can use a fork to mash some of the lentils before serving.

Finish and Serve

Taste and adjust seasoning if necessary. Serve hot, garnished with fresh parsley.

Enjoy your healthy and hearty stew!

Pro Tips

For extra flavor, consider adding a bay leaf during the cooking process. Don't forget to remove it before serving. You can also throw in any leftover vegetables you have on hand for added nutrition.

Serving Suggestions

This hearty stew pairs wonderfully with crusty bread or a side of quinoa, enhancing the overall meal's texture. For a touch of indulgence, consider topping each bowl with a dollop of Greek yogurt or a sprinkle of feta cheese. Fresh herbs can elevate the dish further; I love adding a sprinkle of lemon zest or squeezing fresh lemon juice right before serving for a refreshing lift.

For a more filling option, try serving the stew over a bed of cooked rice or barley. The chewy grains will soak up the flavorful broth, making every bite satisfying. This dish is also fantastic as a filling for whole wheat tortillas or pita pockets for a portable meal.

Make-Ahead & Freezing Tips

Healthy Crockpot Tomato Lentil Stew is excellent for meal prep. You can prepare and assemble the ingredients in advance, store them in the refrigerator, and simply transfer the mix to the crockpot in the morning. This way, you can come home to a warm, ready meal without extra hassle.

If you have leftovers, the stew can be stored in an airtight container in the refrigerator for up to 5 days. For longer storage, consider freezing individual portions. When freezing, try to leave some space in the container as the liquid may expand. Reheat thoroughly on the stove or in the microwave, adding a splash of vegetable broth if needed to restore its consistency.

Questions About Recipes

→ Can I use dried lentils instead of canned?

Yes, dried lentils work perfectly and you’ll simply need to rinse them before adding them to the crockpot.

→ How long will leftovers last in the fridge?

Leftovers can be stored in an airtight container in the fridge for up to 5 days.

→ Can I freeze this stew?

Absolutely! Let it cool completely before transferring it to a freezer-safe container. It will keep well frozen for 3 months.

→ What can I serve with this stew?

It's delicious on its own or paired with crusty bread, a side salad, or over a bed of rice or quinoa.