hearty slow cooker lentil and root vegetable soup with root vegetables

30 min prep 2 min cook 4 servings
hearty slow cooker lentil and root vegetable soup with root vegetables
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As the weather starts to cool down, I find myself craving warm, comforting bowls of goodness that can simmer away on the stovetop or in the slow cooker. One of my favorite recipes to make during this time is a hearty slow cooker lentil and root vegetable soup. There's something about the combination of tender lentils, sweet root vegetables, and aromatic spices that just feels like a big hug in a bowl. I created this recipe on a particularly chilly autumn afternoon, when all I wanted to do was curl up with a good book and a warm, comforting meal. The best part about this recipe is that it's incredibly easy to make and requires minimal effort. Simply sauté some onions and garlic, add in your lentils and vegetables, and let the slow cooker do the rest. I love coming home to the aroma of this soup wafting from the kitchen, knowing that a delicious and nourishing meal is waiting for me. I've made this recipe countless times, and it never fails to hit the spot. Whether you're a fan of lentils or just looking for a new slow cooker recipe to try, I think you'll love this hearty slow cooker lentil and root vegetable soup. So grab a spoon, get cozy, and let's dive in!

Why You'll Love This Hearty Slow Cooker Lentil and Root Vegetable Soup

  • Easy to Make: This recipe requires minimal effort and can be prepared in under 30 minutes.
  • Nourishing and Healthy: Lentils and root vegetables are packed with nutrients, making this soup a great option for a healthy meal.
  • Customizable: Feel free to add or substitute your favorite root vegetables to make the recipe your own.
  • Slow Cooker Friendly: This recipe is perfect for busy days, as it can simmer away in the slow cooker while you're out and about.
  • Freezer Friendly: This soup freezes beautifully, making it a great option for meal prep or future meals.
  • Affordable: Lentils and root vegetables are budget-friendly ingredients, making this recipe a great option for a weeknight dinner.
  • Delicious: The combination of tender lentils, sweet root vegetables, and aromatic spices creates a truly delicious and satisfying meal.
  • Perfect for Meal Prep: This recipe makes a large batch of soup, perfect for meal prep or feeding a crowd.

Ingredient Breakdown

Ingredients for hearty slow cooker lentil and root vegetable soup with root vegetables
The key ingredients in this recipe are lentils, root vegetables, onions, garlic, and aromatic spices. Lentils are a great source of protein and fiber, making them a nutritious and filling addition to this soup. Root vegetables such as carrots, celery, and parsnips add natural sweetness and texture, while onions and garlic provide a depth of flavor. Aromatic spices like thyme, rosemary, and bay leaves add a warm and comforting aroma to the soup. When selecting these ingredients, be sure to choose fresh and high-quality options to ensure the best flavor and texture.

How to Make Hearty Slow Cooker Lentil and Root Vegetable Soup

1
Sauté the Onions and Garlic

Heat 2 tablespoons of olive oil in a large skillet over medium heat. Add 1 chopped onion and 3 cloves of minced garlic and cook until the onion is translucent, about 5 minutes.

2
Add the Lentils and Vegetables

Add 1 cup of brown or green lentils, 2 chopped carrots, 2 chopped celery stalks, and 2 chopped parsnips to the skillet. Cook for an additional 2-3 minutes, stirring occasionally.

3
Add the Aromatic Spices and Broth

Add 2 sprigs of fresh thyme, 1 sprig of fresh rosemary, and 1 bay leaf to the skillet. Pour in 4 cups of vegetable broth and bring the mixture to a boil.

4
Transfer to the Slow Cooker

Transfer the mixture to a slow cooker and cook on low for 6-8 hours or high for 3-4 hours.

5
Season and Serve

Season the soup with salt and pepper to taste, then serve hot, garnished with fresh herbs and crusty bread on the side.

Tips for Perfect Results

Use High-Quality Ingredients:

Choose fresh and high-quality ingredients to ensure the best flavor and texture in your soup.

Don't Overcook the Lentils:

Lentils can become mushy if overcooked, so be sure to check on them regularly and adjust the cooking time as needed.

Add Aromatics at the Right Time:

Add aromatic spices and herbs towards the end of cooking time to preserve their flavor and aroma.

Experiment with Different Spices:

Feel free to experiment with different spices and herbs to find the perfect combination for your taste preferences.

Common Mistakes to Avoid

  • Not Rinsing the Lentils: Failing to rinse the lentils can result in a bitter or unpleasant flavor in the soup.

    Fix: Rinse the lentils thoroughly before adding them to the soup to remove any impurities or debris.

  • Overcrowding the Slow Cooker: Overcrowding the slow cooker can result in uneven cooking and a lack of flavor.

    Fix: Leave enough space in the slow cooker for the ingredients to cook evenly and for the flavors to meld together.

  • Not Adjusting the Cooking Time: Failing to adjust the cooking time based on the type of lentils used can result in undercooked or overcooked lentils.

    Fix: Adjust the cooking time based on the type of lentils used and check on them regularly to ensure they are cooked to the desired tenderness.

Variations & Substitutions

Add Some Heat:

Add some diced jalapenos or red pepper flakes to give the soup a spicy kick.

Use Different Types of Lentils:

Experiment with different types of lentils, such as red or yellow lentils, to change the flavor and texture of the soup.

Add Some Smoked Paprika:

Add some smoked paprika to give the soup a smoky and savory flavor.

Use Chicken or Beef Broth:

Use chicken or beef broth instead of vegetable broth to add more depth and richness to the soup.

Storage & Make-Ahead

Room Temp:

The soup can be stored at room temperature for up to 2 hours. After 2 hours, it's best to refrigerate or freeze the soup to prevent bacterial growth.

Refrigerator:

The soup can be stored in the refrigerator for up to 5 days. Allow the soup to cool to room temperature before refrigerating, and reheat it to an internal temperature of 165°F (74°C) before serving.

Freezer:

The soup can be frozen for up to 3 months. Allow the soup to cool to room temperature before freezing, and reheat it to an internal temperature of 165°F (74°C) before serving. When reheating, add a little water or broth if the soup has thickened too much.

Frequently Asked Questions

Can I make this recipe in a Dutch oven?

Yes, you can make this recipe in a Dutch oven. Simply brown the onions and garlic, add the lentils and vegetables, and cook on low heat for 30-40 minutes, or until the lentils are tender.

Can I use canned lentils instead of dried lentils?

While canned lentils can be used in a pinch, they tend to be softer and more prone to breaking apart than dried lentils. If using canned lentils, reduce the cooking time to 10-15 minutes and adjust the amount of liquid accordingly.

Can I add other vegetables to the soup?

Yes, you can add other vegetables to the soup, such as diced potatoes, zucchini, or kale. Simply adjust the cooking time based on the vegetable's cooking time and add it to the soup accordingly.

Can I make this recipe in a pressure cooker?

Yes, you can make this recipe in a pressure cooker. Simply brown the onions and garlic, add the lentils and vegetables, and cook on high pressure for 10-15 minutes, or until the lentils are tender.

Can I freeze the soup in individual portions?

Yes, you can freeze the soup in individual portions. Simply ladle the soup into airtight containers or freezer bags, label, and date them, and store them in the freezer for up to 3 months. Reheat the soup to an internal temperature of 165°F (74°C) before serving.

Can I make this recipe gluten-free?

Yes, you can make this recipe gluten-free by using gluten-free broth and being mindful of any gluten-containing ingredients, such as wheat-based seasonings or soy sauce. Be sure to check the labels of any store-bought ingredients to ensure they are gluten-free.

hearty slow cooker lentil and root vegetable soup with root vegetables
soups

hearty slow cooker lentil and root vegetable soup with root vegetables

4.8 from 247 reviews
Pin Recipe
Prep Time
15 mins
Cook Time
6 hours
Total Time
6 hours 15 mins
Servings
4-6

Ingredients

  • 1 cup dried green or brown lentils, rinsed and drained
  • 2 medium carrots, peeled and chopped
  • 2 medium potatoes, peeled and chopped
  • 1 large onion, chopped
  • 3 cloves garlic, minced
  • 2 stalks celery, chopped
  • 2 cups vegetable broth
  • 1 can diced tomatoes
  • 1 teaspoon dried thyme
  • 1/2 teaspoon salt
  • 1/4 teaspoon black pepper
  • 2 tablespoons olive oil

Instructions

  1. Step 1: Prepare the ingredients. Chop the onion, carrots, potatoes, and celery. Mince the garlic.
  2. Step 2: Heat the oil in the slow cooker. Add the olive oil to the slow cooker and heat it on high for 10 minutes.
  3. Step 3: Sauté the onion and garlic. Add the chopped onion and minced garlic to the slow cooker and sauté until the onion is translucent.
  4. Step 4: Add the remaining ingredients. Add the chopped carrots, potatoes, celery, lentils, vegetable broth, diced tomatoes, thyme, salt, and pepper to the slow cooker. Stir to combine.
  5. Step 5: Cook the soup. Cook the soup on low for 6 hours or on high for 3 hours.
  6. Step 6: Serve and enjoy. Serve the soup hot, garnished with chopped fresh herbs if desired.
  7. Step 7: Store leftovers. Store any leftovers in an airtight container in the refrigerator for up to 3 days or freeze for up to 2 months.

Recipe Notes

  • You can also make this recipe on the stovetop. Simply sauté the onion and garlic, then add the remaining ingredients and bring to a boil. Reduce the heat and simmer for 30-40 minutes or until the lentils are tender.
  • To make this recipe in a pressure cooker, sauté the onion and garlic, then add the remaining ingredients and cook for 20-25 minutes or until the lentils are tender.
  • You can customize this recipe to your taste by adding your favorite spices or herbs. Some options include cumin, paprika, or dried basil.
  • This recipe makes 4-6 servings. You can easily double or triple the recipe if you need to feed a larger crowd.
  • Leftovers can be stored in an airtight container in the refrigerator for up to 3 days or frozen for up to 2 months.

Nutrition (per serving)

285
Calories
35g
Carbs
12g
Protein
10g
Fat
4g
Fiber

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