Slow Cooker Tomato Soup
Easy Slow Cooker Tomato soup is the perfect comfort food for any occasion. Whether you’re enjoying a cozy night in, hosting friends for lunch, or preparing a quick dinner after a long day, this recipe delivers rich flavors and satisfying warmth. With minimal effort and just a few ingredients, you can create a creamy tomato soup that everyone will love. Plus, it’s made in the slow cooker, allowing you to set it and forget it!

Why You’ll Love This Recipe
- Simple Preparation: With just five minutes of prep time, you can easily get this soup started.
- Rich Flavor: The combination of canned tomatoes and spices creates a deep, savory taste that rivals homemade versions.
- Versatile Serving Options: Enjoy it alone or pair it with grilled cheese sandwiches for a classic combo.
- Healthy Ingredients: Packed with nutritious vegetables and low in calories, this soup is a guilt-free choice.
- Family-Friendly: Even picky eaters will find something to love in this creamy tomato delight.
Tools and Preparation
Having the right tools makes making slow cooker tomato soup easier and more enjoyable. Ensure you’re equipped with the essentials before starting your cooking adventure.
Essential Tools and Equipment
- Slow cooker
- Immersion blender
- Measuring cups
- Knife and cutting board
Importance of Each Tool
- Slow cooker: This appliance allows for hands-off cooking, letting flavors develop over hours while you focus on other tasks.
- Immersion blender: Perfect for achieving that smooth and creamy texture without transferring hot soup to a traditional blender.
- Measuring cups: Accurate measurements ensure the perfect balance of flavors in your slow cooker tomato soup.
Ingredients
Easy slow cooker tomato soup that everyone in your family will enjoy. Made with canned tomatoes and full of flavor.
For the Base
- 28 oz Crushed tomatoes (canned)
- 30 oz Diced tomatoes (canned)
- 1/2 cup White onion (diced)
For Seasoning
- 1 teaspoon Thyme (dried)
- 1 teaspoon Oregano (dried)
- 1/2 teaspoon Basil (dried)
- 1/2 tablespoon Sugar
- 1/2 teaspoon Salt
- 1/4 teaspoon Pepper
For Creaminess
- 2 cups Vegetable broth
- 4 tablespoons Butter
- 1 cup Half & half
How to Make Slow Cooker Tomato Soup
Step 1: Combine Ingredients
Add all ingredients to the slow cooker. Give it a mix then cover with the lid. Allow to cook for 4-5 hours on high or 6-7 hours on low.
Step 2: Blend Until Smooth
Use an immersion blender to blend the soup until smooth and creamy. Adjust seasoning as needed before serving warm.
Now you’re ready to enjoy your delicious slow cooker tomato soup! Serve it with crusty bread or your favorite sandwich for a delightful meal.
How to Serve Slow Cooker Tomato Soup
Serving Slow Cooker Tomato Soup can elevate the meal experience, making it even more enjoyable for your family. Here are some delightful ways to present this comforting dish.
With Grilled Cheese Sandwich
- A classic pairing that never disappoints. Melted cheese between crispy bread complements the soup’s richness perfectly.
Topped with Fresh Basil
- Adding fresh basil gives a burst of flavor and color. Just sprinkle some chopped leaves on top before serving.
With Croutons
- Crispy croutons add texture to the smooth soup. You can make your own by toasting bread cubes in butter.
Swirled with Cream
- Drizzling extra half & half or heavy cream on top creates a beautiful presentation and enhances creaminess.
Served with a Side Salad
- A light salad with fresh greens balances the richness of the soup. Pair it with a simple vinaigrette for an added zing.

How to Perfect Slow Cooker Tomato Soup
Perfecting your Slow Cooker Tomato Soup is essential for achieving that rich, flavorful experience. Here are some tips to ensure it turns out great every time.
- Use quality canned tomatoes – Choose high-quality brands as they significantly influence the soup’s taste.
- Adjust seasoning to taste – Feel free to modify herbs and spices according to your preference for a personalized flavor.
- Blend thoroughly – For a smooth texture, use an immersion blender until you reach your desired consistency.
- Add vegetables for extra nutrition – Consider adding carrots or bell peppers for additional flavors and nutrients.
- Experiment with cheeses – Stir in grated Parmesan or mozzarella before serving for a cheesy twist.
- Store leftovers properly – Keep any leftover soup in an airtight container in the fridge for up to 3 days.
Best Side Dishes for Slow Cooker Tomato Soup
Pairing side dishes with your Slow Cooker Tomato Soup can enhance the meal’s overall enjoyment. Here are some excellent options:
- Grilled Cheese Sandwich – A timeless classic that complements the soup perfectly, just like a warm hug!
- Caesar Salad – Crisp romaine lettuce with creamy dressing adds crunch and freshness to your meal.
- Garlic Bread – Crunchy and buttery garlic bread is perfect for dipping into your delicious tomato soup.
- Pasta Salad – A chilled pasta salad can provide a nice contrast to the warm soup, making it refreshing.
- Roasted Vegetables – Seasoned roasted veggies add depth and nutrition, making your meal more wholesome.
- Stuffed Peppers – These hearty favorites can be filled with grains or meats that pair well with tomato flavors.
- Cornbread Muffins – Sweet cornbread muffins offer a delightful sweetness that balances the acidity of tomatoes.
- Cheese and Crackers Platter – An assortment of cheeses paired with crunchy crackers can serve as a light snack alongside the soup.
Common Mistakes to Avoid
When making Slow Cooker Tomato Soup, even small errors can affect the final taste. Here are some common mistakes and how to avoid them.
- flavors: Not using enough spices can make your soup bland. Always measure your herbs and adjust according to your taste.
- Skipping the blend: Leaving the soup unblended may result in a chunky texture. Use an immersion blender for a smooth, creamy finish.
- Ignoring cook times: Overcooking can alter the flavor. Stick to the recommended 4-5 hours on high or 6-7 hours on low.
- Using low-quality tomatoes: Cheap canned tomatoes can ruin your dish. Opt for high-quality brands for better flavor.
- Not adjusting seasoning: Every brand of tomatoes has different salt levels. Taste before serving and adjust seasoning if needed.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container for up to 4 days.
- Allow the soup to cool completely before refrigerating.
Freezing Slow Cooker Tomato Soup
- Freeze in freezer-safe containers or bags for up to 3 months.
- Leave space at the top of containers as the soup will expand when frozen.
Reheating Slow Cooker Tomato Soup
- Oven: Preheat to 350°F (175°C), transfer soup to an oven-safe dish, cover, and heat for about 20 minutes.
- Microwave: Pour into a microwave-safe bowl, cover lightly, and heat in 1-minute intervals until warmed through.
- Stovetop: Heat over medium-low heat in a pot, stirring occasionally until hot.
Frequently Asked Questions
Here are some common questions about Slow Cooker Tomato Soup that you might find helpful.
How can I make Slow Cooker Tomato Soup healthier?
You can use low-fat half & half or substitute it with coconut milk for a lighter version without sacrificing creaminess.
Can I add vegetables to my Slow Cooker Tomato Soup?
Yes! Carrots, bell peppers, or spinach can enhance nutrition and add flavor. Just chop them and add them with other ingredients.
What should I serve with Slow Cooker Tomato Soup?
This soup pairs well with grilled cheese sandwiches or crusty bread for a complete meal.
How long does Slow Cooker Tomato Soup last in the fridge?
It lasts up to 4 days if stored properly in an airtight container.
Final Thoughts
Slow Cooker Tomato Soup is not only easy to prepare but also offers comforting warmth that everyone will love. Its versatility allows you to customize flavors by adding herbs or veggies of your choice. Give this recipe a try, and enjoy a cozy bowl of deliciousness any time!
Soup

Easy Slow Cooker Tomato Soup
- Total Time: 0 hours
- Yield: Approximately 6 servings 1x
Description
Easy Slow Cooker Tomato Soup is the ultimate comfort food, perfect for any occasion. In just a few minutes of prep time, this hearty and creamy soup comes together effortlessly in your slow cooker. Made with quality canned tomatoes, aromatic herbs, and a touch of cream, each bowl is bursting with rich flavors that will warm your soul. Ideal for cozy nights in or gatherings with friends, this versatile dish can be enjoyed on its own or paired with classic sides like grilled cheese sandwiches or crusty bread. Discover how easy it is to create a delicious homemade tomato soup that everyone will love with minimal effort.
Ingredients
- 28 oz crushed tomatoes (canned)
- 30 oz diced tomatoes (canned)
- 1/2 cup white onion (diced)
- 2 cups vegetable broth
- 4 tablespoons butter
- 1 cup half & half
- 1 teaspoon dried thyme
- 1 teaspoon dried oregano
- 1/2 teaspoon dried basil
- 1/2 tablespoon sugar
- 1/2 teaspoon salt
- 1/4 teaspoon pepper
Instructions
- Combine all ingredients in the slow cooker and mix well.
- Cover and cook on high for 4-5 hours or low for 6-7 hours.
- Blend the soup with an immersion blender until smooth and creamy.
- Adjust seasoning to taste before serving warm.
- Prep Time: 5 minutes
- Cook Time: 4 hours (high) or 6 hours (low)
- Category: Soup
- Method: Slow Cooking
- Cuisine: American
Nutrition
- Serving Size: 1 cup (240g)
- Calories: 250
- Sugar: 8g
- Sodium: 600mg
- Fat: 14g
- Saturated Fat: 8g
- Unsaturated Fat: 5g
- Trans Fat: 0g
- Carbohydrates: 27g
- Fiber: 4g
- Protein: 6g
- Cholesterol: 40mg