If you have a freezer full of whole tomatoes, you’re minutes away from the best homemade tomato soup. This recipe works on both stovetop and Instant Pot, with dairy or non-dairy options, roasted-from-frozen flavor, and freezer-friendly tips.

Why Frozen Tomatoes Work
- Skins slip off when heated
- Cell walls burst during freezing → soft & flavorful
- Picked ripe & frozen → peak-season taste off-season
Key Ingredients
- 3 lb frozen whole tomatoes
- 1 medium onion, diced
- 1 medium carrot, chopped
- 3 garlic cloves, minced
- 2 tbsp olive oil/butter
- 2–3 cups low-sodium broth
- 2 tbsp tomato paste
- Seasoning: 1.25 tsp salt, ½ tsp black pepper
- Herbs: 1 tsp dried basil or Italian seasoning
- Creaminess: ½–¾ cup heavy cream/coconut milk or 1 cup white beans
- Acid: 1–2 tsp sherry/red wine vinegar or lemon juice
Optional Boosters: Roasted red pepper, smoked paprika, fish sauce/anchovy
Stovetop Instructions
- Sauté onion & carrot in oil 6–8 min. Add garlic 30 sec.
- Mix in tomato paste 1 min.
- Add frozen tomatoes + broth, cook 15 min, breaking up tomatoes.
- Remove loose skins.
- Add seasoning & simmer 10 min.
- Blend until smooth.
- Add cream/coconut milk/beans, heat 2 min.
- Stir in vinegar/lemon juice.
- Garnish & serve with grilled cheese or bread.
Instant Pot Instructions
- Sauté aromatics, add tomato paste 1 min.
- Add frozen tomatoes + broth + seasoning.
- Pressure cook 8 min, natural release 5 min.
- Remove skins, blend, add cream or beans, vinegar/lemon.
Roast-from-Frozen Upgrade
- Roast frozen tomatoes at 450°F 20–25 min for deeper flavor
- Optionally roast onions & carrot for sweetness
Toppings & Pairings
- Crunch: Croutons, toasted breadcrumbs, chickpeas
- Swirls: Cream, pesto, Greek yogurt
- Cheese: Parmesan, cheddar, mozzarella pearls
- Sides: Grilled cheese, avocado toast, baguette
Variations
- Dairy-free: Coconut milk or white beans
- Roasted red pepper soup
- Spicy: Red pepper flakes or cayenne
- Tomato basil bisque: Add fresh basil & cream
- Protein boost: Blend white beans
- Tomato tortellini soup: Simmer cheese tortellini 4–6 min
Storage
- Refrigerate up to 4 days
- Freeze up to 3 months, leave headspace
- Reheat gently, add broth if too thick
Final Note: Quick, adaptable, and perfect for weeknight soups using frozen tomatoes. Flavorful, creamy, and freezer-friendly.
