Mom's Best Recipes
Recipe

Roasted Tomato Soup

Oven-roasted tomatoes and garlic blended into a silky, savory soup with crisp edges of caramelized flavor in every spoonful.

Author By Matt Campbell
4.8
A bowl of creamy roasted tomato soup topped with basil and a drizzle of olive oil on a wooden table with a spoon nearby.

Roasted tomato soup is the glow-up your standard tomato soup has been waiting for. Instead of relying on a can to do all the heavy lifting, we let the oven work its magic: tomatoes go sweet and jammy, garlic turns mellow, and the whole pan picks up those browned, caramelized bits that taste like instant depth.

This is the kind of soup that makes your kitchen smell like you have your life together. You do not. You just roasted some tomatoes and blended them. Let's cook.

Roma tomatoes, a head of garlic, a yellow onion, fresh basil, and olive oil arranged on a kitchen counter.

Why It Works

  • Big roasted flavor without drama: high-heat roasting concentrates the tomatoes and brings out natural sweetness.
  • Silky texture your way: blend it smooth, keep it a little rustic, or strain it if you want it extra refined.
  • Balanced and bright: broth plus a hit of acid at the end keeps it from tasting flat.
  • Flexible finish: make it dairy-free, or swirl in cream for that classic cozy vibe.
Halved tomatoes and garlic cloves roasting on a sheet pan with browned edges.

Pairs Well With

Storage Tips

How to Store and Reheat

  • Fridge: Cool completely, then store in an airtight container for up to 4 days.
  • Freezer: Freeze for up to 3 months. If you plan to freeze, consider skipping the cream and adding it after reheating for the smoothest texture.
  • Reheat: Warm gently in a pot over medium-low heat, stirring often. For food safety, reheat to 165°F (or until it is steaming hot throughout). If it thickens, add a splash of broth or water until it pours like soup again.
  • Food safety note: Do not repeatedly reheat the same batch. Reheat what you will eat.
Roasted tomato soup portioned into glass storage containers with lids, ready for leftovers.

Common Questions

Common Questions

What tomatoes are best for roasted tomato soup?

Roma or plum tomatoes are my go-to because they roast down into a concentrated, less watery base. That said, any ripe tomatoes work. If you use larger slicing tomatoes, expect a slightly looser soup and roast a few extra minutes to concentrate the juices.

Do I have to peel the tomatoes?

Nope. A high-powered blender usually makes skins disappear. If your blender is not the strongest and you want ultra-smooth soup, you can strain it through a fine-mesh sieve after blending.

How do I fix soup that tastes too acidic?

First, make sure it has enough salt. Then add a small knob of butter or a splash of cream to round it out. If it is still sharp, add 1/8 to 1/4 teaspoon sugar. Do not dump in a bunch. This is soup, not dessert. Also, if your tomatoes were not super ripe or did not get enough roast time, a few extra minutes of simmering can help mellow things out.

Can I make it dairy-free?

Yes. Skip the butter and cream, and finish with good olive oil. For extra body, blend in 1/2 cup canned white beans or use full-fat coconut milk (it adds a light coconut note).

How do I make it thicker?

Roast a little longer to evaporate moisture, use less broth, or blend in a slice of toasted bread or a small cooked potato. My lazy favorite is simply to simmer it uncovered for 10 minutes.

An immersion blender being used in a pot of roasted tomato soup on the stovetop, with steam rising.

The first time I made roasted tomato soup, I was trying to use up a pile of tomatoes that were doing that end-of-week countertop slump. I figured I'd roast them, blend them, call it dinner. What I did not expect was how much the oven would change the whole vibe. The tomatoes went sweet, the garlic mellowed out, and suddenly it tasted like the soup you order with a grilled cheese when you want comfort and a little bit of glory. Now it's my go-to when I want something cozy but still bright enough to feel alive.