Healthy Crockpot Tomato Basil Soup

Name: Healthy Crockpot Tomato Basil Soup
Prep time: 15 min
Cook time: 6 h
Total time: 6 h 15 min
Yield: 6 servings
Ingredients: 2 pounds of fresh tomatoes, chopped; 1 medium onion, diced; 3 cloves of garlic, minced; 1 carrot, diced; 1 red bell pepper, chopped; 4 cups of low-sodium vegetable broth; 1/4 cup of fresh basil, chopped; 1 teaspoon of dried oregano; Salt and pepper to taste; 1 tablespoon of olive oil

Highlighted under: Healthy & Light

I love making this Healthy Crockpot Tomato Basil Soup when I want a comforting meal without spending too much time in the kitchen. The combination of fresh tomatoes and fragrant basil creates a vibrant and delicious soup that's perfect for any occasion. Plus, using a crockpot allows the flavors to meld beautifully, making it a low-effort yet rewarding dish. I often pair it with some crusty bread for dipping, making it a satisfying dinner that everyone enjoys.

Created by

Riley Dawson

Last updated on 2026-01-13T03:46:10.141Z

When I first made this Healthy Crockpot Tomato Basil Soup, I was surprised at how simple it was to create such depth in flavor. Roasting the tomatoes beforehand allows their natural sweetness to bloom, and adding fresh basil right at the end makes a world of difference. I remember the aroma filling my kitchen and how it set the perfect cozy atmosphere for a family dinner.

Over the years, I've learned a few tricks, like using low-sodium vegetable broth for a healthier twist, ensuring the soup stays flavorful without compromising on taste. I also like to blend it to achieve a creamy texture that makes every spoonful feel indulgent, yet it's all packed with fresh ingredients.

        Why You'll Love This Recipe
        Fresh tomatoes create a rich, vibrant flavor
Aromatic basil adds a refreshing twist
Full of nutrients and low in calories
Perfect for meal prep and easy to freeze

      

Ingredient Insights

Using fresh tomatoes in this soup is crucial for achieving the rich, vibrant flavor that defines this dish. I recommend choosing ripe, in-season tomatoes for their sweetness and juiciness. If fresh tomatoes aren’t available or if you’re short on time, you can substitute them with canned whole tomatoes. Just be sure to drain any excess liquid to maintain the soup's desired consistency.

The addition of red bell pepper not only adds a splash of color but also enhances the overall sweetness of the soup. If you prefer a spicy kick, consider swapping it out for a diced jalapeño or adding a pinch of red pepper flakes. This flexibility allows you to customize the flavor profile based on your preferences.

Cooking Techniques

When combining ingredients in the crockpot, it's important to layer them thoughtfully. Start with the tomatoes and broth at the bottom, followed by the denser vegetables like carrots and peppers. This method ensures that they cook evenly and helps the flavors develop more fully. Stirring in the dried oregano at this stage allows the heat to activate its essential oils, enhancing the soup’s aroma.

After cooking, using an immersion blender can yield a smoother consistency without the need to transfer the hot liquid to a traditional blender, which might be cumbersome. If you prefer a chunkier soup, simply pulse the blender a few times instead of blending completely. This way, you can enjoy both the depth of flavors and the texture of the vegetables.

Storage and Serving Suggestions

This tomato basil soup stores incredibly well, making it a fantastic option for meal prep. Once cooled, transfer it to airtight containers and refrigerate for up to five days. For longer storage, consider freezing the soup in portions. Just be sure to leave some space at the top of the container to allow for expansion as it freezes.

When ready to serve, heat the soup gently on the stove over medium-low heat, stirring occasionally. This method ensures that the soup heats evenly and prevents burning. I also enjoy adding a sprinkle of parmesan cheese or a swirl of pesto on top before serving. It adds an extra layer of flavor and makes the presentation even more inviting.

Ingredients

Main Ingredients

2 pounds of fresh tomatoes, chopped
1 medium onion, diced
3 cloves of garlic, minced
1 carrot, diced
1 red bell pepper, chopped
4 cups of low-sodium vegetable broth
1/4 cup of fresh basil, chopped
1 teaspoon of dried oregano
Salt and pepper to taste
1 tablespoon of olive oil

Feel free to adjust the seasoning according to your taste or add more vegetables if desired.

Directions

Prepare the Ingredients

Start by washing and chopping all fresh vegetables. Gather your ingredients to ensure you're ready to go.

Combine in the Crockpot

In the crockpot, combine the chopped tomatoes, diced onion, minced garlic, carrot, red bell pepper, and vegetable broth. Stir in dried oregano and season with salt and pepper.

Cook

Cover and cook on low for about 6 hours, or until the vegetables are tender.

Blend and Finish

Once cooked, use an immersion blender to puree the soup to your desired consistency. Stir in the fresh basil right before serving.

Serve

Ladle the soup into bowls. Drizzle with olive oil or add a dollop of yogurt if desired, and enjoy with some crusty bread.

For an extra kick, consider adding a splash of balsamic vinegar or a pinch of red pepper flakes.

Pro Tips

To enhance the depth of flavor, consider roasting your tomatoes before adding them to the crockpot. Additionally, using a mix of fresh and canned tomatoes can create a fuller taste.

Variations and Add-Ins

Feel free to get creative with the base of this soup. While the classic tomato-basil combination is unbeatable, you can add a handful of spinach or kale toward the end of the cooking process for an extra nutrient boost. Just add them 10 minutes before blending to keep their vibrant color and nutrients intact.

For a creamier texture, consider adding a splash of coconut milk or heavy cream right before serving. This addition will enrich the mouthfeel and balance the acidity of the tomatoes. If you want to keep it dairy-free, cashew cream is a fantastic alternative that would blend beautifully into the soup.

Troubleshooting Common Issues

If your soup ends up too acidic for your taste, don't fret! Adding a teaspoon of sugar can help balance the flavors. Another trick is to stir in a small amount of baking soda, which neutralizes acidity. Just be cautious with the amount; start with a pinch and taste as you go.

In case you find that the soup is too thick after blending, simply stir in a bit of additional broth or water to reach your preferred consistency. It’s always best to adjust gradually, ensuring the flavor remains intact while achieving the right texture for your liking.

Scaling the Recipe

If you're looking to serve a larger group or meal prep for the week, scaling this recipe is straightforward. Simply double the ingredients, but be mindful of your crockpot's capacity; it's typically best not to fill it beyond two-thirds full to ensure even cooking.

Conversely, if you want a smaller batch, feel free to halve the ingredients. Cooking time remains fairly consistent, but it may be useful to keep an eye on the soup, checking for tenderness around the 5-hour mark instead of waiting for the full 6 hours.

Questions About Recipes

→ Can I freeze this soup?

Yes, this soup freezes well! Just allow it to cool completely before storing it in an airtight container.

→ Can I use canned tomatoes instead of fresh?

Absolutely! Canned tomatoes can be a great substitute and can save time.

→ How can I make this soup creamier?

You can stir in a bit of heavy cream or coconut milk after blending for a creamier consistency.

→ What can I serve with this soup?

It pairs wonderfully with crusty bread, grilled cheese, or a fresh salad.