This Crock Pot Tomato Basil Soup is a rich and comforting recipe, which uses fresh tomatoes and fragrant basil. It’s the ultimate comfort food recipe, ready in about 3 hours and 10 minutes.
Crock Pot Tomato Basil Soup Ingredients
- 10 tomatoes on the vine (quartered)
- 2 cloves garlic (minced)
- ¼ red onion (roughly chopped)
- ¼ cup olive oil
- 2 tbsps balsamic vinegar
- 2 cups vegetable broth
- 6-7 fresh basil leaves (chopped)
- 1 teaspoon Italian seasoning
- ½ teaspoon crushed red chili flakes (optional)
- ½ teaspoon salt
- ¼ teaspoon ground pepper
How To Make Crock Pot Tomato Basil Soup
- Add everything to the slow cooker: Place all the ingredients into your slow cooker.
- Stir to combine: Give everything a good mix to ensure it’s evenly combined.
- Cook on high: Cover and cook on HIGH for 3 hours. Cooking times may vary slightly depending on your slow cooker.
- Blend the soup: Use an immersion blender to blend the soup until smooth. Alternatively, carefully transfer to a blender in batches and blend.
- Taste and adjust seasoning: Check for salt and adjust as needed, depending on the size and flavor of your tomatoes.
- Serve: Ladle into bowls and garnish with fresh basil, a drizzle of olive oil, and cream if desired.

Recipe Tips
- Can I use canned tomatoes instead?: Yes, you can substitute with two 28-ounce cans of whole peeled tomatoes if fresh tomatoes aren’t available.
- How to make it creamy: Add a splash of heavy cream or plant-based cream after blending for a creamy texture.
- Best way to blend hot soup: Let the soup cool slightly before transferring to a blender to avoid pressure build-up.
- How to fix bland soup: Add more salt, a splash of balsamic vinegar, or a touch of sugar if the tomatoes are too acidic.
- Can I cook it on low?: Yes, cook on LOW for 6-7 hours instead of HIGH for 3.
What To Serve With Tomato Basil Soup
This soup pairs perfectly with a variety of sides:
- Grilled cheese sandwiches
- Crusty sourdough bread
- Garlic breadsticks
- Side salad with vinaigrette
- Roasted vegetables
How To Store Tomato Basil Soup
Refrigerate: Store in an airtight container for up to 4 days.
Freeze: Cool completely, then transfer to freezer-safe containers or bags. Freeze for up to 3 months. Thaw overnight in the fridge and reheat on the stove.
Tomato Basil Soup Nutrition Facts
- Calories: 167kcal
- Carbohydrates: 10g
- Protein: 2g
- Fat: 14g
- Saturated Fat: 2g
- Sodium: 771mg
- Potassium: 402mg
- Fiber: 2g
- Sugar: 7g
- Calcium: 32mg
- Iron: 1mg
Nutrition information is estimated and may vary based on ingredients and cooking methods used.
FAQs
Can I use dried basil instead of fresh?
Yes, but fresh basil provides a much brighter flavor. If using dried, reduce to 1 teaspoon.
How do I thicken tomato basil soup?
Let it simmer uncovered for a bit after blending, or add a small amount of cream or cornstarch slurry.
Is this soup vegan?
Yes, as long as you skip any dairy-based cream garnish.
Why is my tomato soup too acidic?
Try adding a bit of sugar or more cream to balance the acidity.
Can I make this ahead of time?
Absolutely. It tastes even better the next day after the flavors have melded.
Try More Recipes:
Crock Pot Tomato Basil Soup
Course: SoupsCuisine: AmericanDifficulty: Easy4
servings10
minutes3
hours167
kcalA rich, comforting tomato basil soup made easy in the crock pot with fresh ingredients and big flavor.
Ingredients
10 tomatoes on the vine (quartered)
2 cloves garlic (minced)
¼ red onion (roughly chopped)
¼ cup olive oil
2 tbsps balsamic vinegar
2 cups vegetable broth
6-7 fresh basil leaves (chopped)
1 teaspoon Italian seasoning
½ teaspoon crushed red chili flakes (optional)
½ teaspoon salt
¼ teaspoon ground pepper
Directions
- Add everything to the slow cooker.
- Stir to combine.
- Cover and cook on HIGH for 3 hours.
- Blend the soup until smooth using an immersion blender or regular blender.
- Taste and adjust seasoning.
- Serve with optional garnishes like basil, olive oil, or cream.
