Lentil Vegetable Soup is a hearty, nutritious dish filled with wholesome vegetables and protein-packed lentils. This easy-to-make recipe is not only packed with flavor but also versatile, allowing you to swap ingredients based on your preferences or what you have in your pantry. Whether you’re looking for a filling meal or a healthy soup option, this lentil vegetable soup will quickly become a favorite!
Why You’ll Love This Recipe
This Lentil Vegetable Soup is a perfect combination of nutritious lentils and tender vegetables. It’s incredibly easy to prepare, and the simplicity of the ingredients makes it both satisfying and healthy. With a rich broth, subtle seasoning, and the optional addition of fresh spinach, it’s a comforting and wholesome dish that can be enjoyed year-round. Plus, it’s perfect for meal prepping, as the flavors only deepen after sitting for a while.
Ingredients
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2 small onions, finely chopped
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2 carrots, finely chopped
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6 small white potatoes, finely chopped
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1 16-ounce bag brown lentils
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1 15.5-ounce can diced fire-roasted tomatoes
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8 cups vegetable broth or water
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1-2 cups finely chopped fresh spinach
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Salt and pepper to taste
(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)
Directions
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Combine all ingredients, except the spinach, in a large soup pot or Dutch oven.
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Cook over low heat for 2 hours, stirring occasionally to ensure even cooking.
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After 2 hours, add the finely chopped spinach and cook for an additional 5 minutes, or until the spinach is wilted.
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Season with salt and pepper to taste, and adjust as necessary.
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Serve hot and enjoy!
Servings and Timing
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Servings: 6
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Prep Time: 15 minutes
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Cook Time: 2 hours
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Total Time: 2 hours 15 minutes
Variations
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Add More Greens: If you don’t have spinach, you can substitute it with kale, Swiss chard, or any leafy greens of your choice.
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Swap the Lentils: Try using green lentils or red lentils for different textures and flavors.
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Spicy Kick: Add a pinch of chili flakes or a dash of cayenne pepper to give the soup a spicy flavor.
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Add Protein: For a heartier version, you can add cooked chicken or sausage.
Storage/Reheating
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Storage: Store leftovers in an airtight container in the refrigerator for up to 4 days.
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Reheating: Reheat the soup on the stove over low heat, stirring occasionally. If the soup thickens too much in the fridge, add a little water or broth to achieve your desired consistency.
FAQs
Can I freeze Lentil Vegetable Soup?
Yes, you can freeze this soup. Allow it to cool completely, then transfer to a freezer-safe container. It will keep for up to 3 months. Thaw in the refrigerator overnight before reheating.
Can I use different vegetables?
Absolutely! If you don’t have certain vegetables like carrots or potatoes, feel free to swap them with others like parsnips, zucchini, or celery. The recipe is very flexible.
How do I know when the lentils are done?
The lentils should be tender but still hold their shape. You can taste a few to check their texture after the soup has cooked for 2 hours.
Is this soup gluten-free?
Yes, this recipe is naturally gluten-free as it contains no wheat or gluten-based products.
Can I make this soup in a slow cooker?
Yes, you can prepare this soup in a slow cooker. Simply combine all ingredients and cook on low for 6-7 hours or high for 3-4 hours, adding the spinach during the last 15 minutes of cooking.
Can I use canned lentils instead of dried?
While dried lentils are preferred for this recipe to maintain the right texture and flavor, you can use canned lentils. Be sure to adjust the cooking time and reduce the amount of broth since canned lentils are already cooked.
Can I use vegetable broth instead of water?
Yes, vegetable broth will add more flavor to the soup compared to water. You can also use chicken broth if you prefer.
Is this soup spicy?
No, this recipe is not inherently spicy. However, if you enjoy spicy food, feel free to add some red pepper flakes or a bit of hot sauce while cooking.
Can I make this soup ahead of time?
Yes, this soup actually improves in flavor the longer it sits, so making it a day in advance is a great option.
How can I make the soup thicker?
To thicken the soup, you can use an immersion blender to blend a portion of the soup, or you can add more lentils and cook until they break down into a thicker consistency.
Conclusion
Lentil Vegetable Soup is a nutritious, filling, and versatile dish that’s easy to make and perfect for any meal. With simple ingredients, a rich broth, and customizable options, this soup is sure to become a staple in your kitchen. Whether you’re looking for a healthy lunch, dinner, or meal prep option, this soup delivers on both flavor and comfort. Enjoy it on its own or with a slice of crusty bread for a wholesome meal!

Lentil Vegetable Soup
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- Author: Olivia
- Total Time: 2 hours 15 minutes
- Yield: 6 servings
- Diet: Gluten Free
Description
Lentil Vegetable Soup is a hearty and nutritious dish filled with wholesome vegetables and protein-packed lentils. This easy-to-make soup is perfect for meal prep and is full of flavor, making it a comforting, healthy option year-round.
Ingredients
2 small onions, finely chopped
2 carrots, finely chopped
6 small white potatoes, finely chopped
1 16-ounce bag brown lentils
1 15.5-ounce can diced fire-roasted tomatoes
8 cups vegetable broth or water
1–2 cups finely chopped fresh spinach
Salt and pepper to taste
Instructions
- Combine all ingredients, except the spinach, in a large soup pot or Dutch oven.
- Cook over low heat for 2 hours, stirring occasionally to ensure even cooking.
- After 2 hours, add the finely chopped spinach and cook for an additional 5 minutes, or until the spinach is wilted.
- Season with salt and pepper to taste, and adjust as necessary.
- Serve hot and enjoy!
Notes
- If you don’t have spinach, you can substitute with kale, Swiss chard, or other leafy greens.
- Try using green or red lentils for different textures and flavors.
- Add a pinch of chili flakes or cayenne pepper for a spicy kick.
- For a heartier version, you can add cooked chicken or sausage.
- Store leftovers in an airtight container in the refrigerator for up to 4 days.
- Reheat on the stove, adding a little water or broth to adjust the consistency if needed.
- Prep Time: 15 minutes
- Cook Time: 2 hours
- Category: Soup
- Method: Simmering
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 230
- Sugar: 7g
- Sodium: 600mg
- Fat: 1g
- Saturated Fat: 0g
- Unsaturated Fat: 1g
- Trans Fat: 0g
- Carbohydrates: 44g
- Fiber: 14g
- Protein: 14g
- Cholesterol: 0mg