Grilled Cheese and Tomato Soup

Last updated: November 4, 2026

Grilled cheese and tomato soup is the cozy classic you can have on the table in about 50 minutes, with a silky blended soup and sandwiches that come out crisp, golden, and fully melted. The recipe card below has every measurement, and the sections that follow walk you through each step.

How to Make Grilled Cheese and Tomato Soup

You make grilled cheese and tomato soup by simmering canned tomatoes with onion, garlic, and tomato paste, blending the pot smooth, and finishing it with a splash of cream. While the soup simmers, you cook buttered sandwiches in a skillet over medium-low heat until the bread is deep golden and the cheese is completely melted.

Everything happens in one pot and one skillet, and the timing works out so the sandwiches are hot just as the soup is ready. You need no special equipment, and the result tastes far better than anything from a can.

What Goes Into the Soup

The soup starts with 2 tablespoons of unsalted butter, one diced medium yellow onion, and 3 minced garlic cloves. Add 1 tablespoon of tomato paste, one 28 ounce can of whole peeled tomatoes with their juices, and 2 cups of low-sodium chicken or vegetable broth.

Season the pot with 1 teaspoon of granulated sugar, 1/2 teaspoon of kosher salt, and 1/4 teaspoon of black pepper. Finish with 1/2 cup of heavy cream and 2 tablespoons of chopped fresh basil.

What Goes Into the Sandwiches

You need 8 slices of sourdough or sturdy sandwich bread and 4 tablespoons of softened unsalted butter. For the filling, shred 1 cup of sharp cheddar and 1 cup of Monterey Jack, which is about 4 ounces of each.

Sharp cheddar brings the flavor and Monterey Jack brings the stretch. Shredded cheese melts faster and more evenly than thick slices, so the center is gooey by the time the outside is golden.

How to Cook the Tomato Soup

Tomato soup comes together in three stages: soften the onion, simmer the tomatoes, then blend and finish with cream. The whole process takes about 35 minutes, and most of that time is hands-off simmering.

Build the Flavor Base

Melt the butter in a Dutch oven or large pot over medium heat, then add the onion and cook for 6 to 8 minutes, stirring often, until soft and translucent. Do not let it brown, because browned onion turns the soup muddy instead of bright.

Stir in the garlic and tomato paste and cook for 1 minute. The paste darkens slightly, which adds a deep, savory backbone to the pot.

Simmer the Tomatoes

Pour in the canned tomatoes with their juices, the broth, the sugar, the salt, and the pepper. Break the tomatoes up with a wooden spoon, bring the pot to a boil, then reduce the heat to low.

Partially cover the pot and simmer for 20 minutes. The tomatoes soften completely, and the sugar smooths out the acidity without making the soup taste sweet.

Blend and Finish With Cream

Take the pot off the heat and blend the soup with an immersion blender until it is completely smooth. If you use a countertop blender, work in batches, fill it no more than halfway, and vent the lid so steam can escape.

Return the soup to low heat and stir in the cream and basil. Warm it for 2 minutes without letting it boil, which keeps the cream from separating.

How to Cook Grilled Cheese Sandwiches That Stay Crisp

Start the sandwiches as soon as the soup begins to simmer, so both finish together. Medium-low heat and butter on the outside of the bread are the two details that matter most.

Butter the Bread

Spread the softened butter edge to edge on one side of each of the 8 bread slices. Toss the cheddar and Monterey Jack together in a bowl so every sandwich gets the same mix.

Softened butter spreads without tearing the bread, and it browns evenly from edge to edge. A cold pat of butter dropped in the pan leaves pale patches.

Assemble and Cook

Heat a 12 inch skillet over medium-low heat. Set 2 slices in the pan butter side down, pile one quarter of the cheese mixture on each, and top with another slice, butter side up.

Cook for 3 to 4 minutes, until the underside is deep golden, then flip and cook 3 to 4 minutes more. Repeat with the remaining two sandwiches, and keep the finished ones on a wire rack in a 200 degree Fahrenheit oven so they stay crisp.

Why Medium-Low Heat Wins

Medium-low heat gives the cheese time to melt before the bread burns. High heat browns the outside in a minute and leaves a cold, rubbery center.

If the cheese is not fully melted when the bread looks done, cover the skillet with a lid for 30 seconds. The trapped steam finishes the job without darkening the crust.

Tips for the Best Grilled Cheese and Tomato Soup

The best grilled cheese and tomato soup comes down to good bread, a cheese that melts well, and patience at the stove. A few small choices make a noticeable difference.

Choose the Right Bread and Cheese

Sourdough gives the best crunch and a slight tang that pairs well with tomato. Classic white sandwich bread such as Pepperidge Farm also works well, as long as the slices are about 1/2 inch thick.

Gruyère, fontina, and provolone all melt beautifully if you want to swap one of the cheeses. Skip bagged pre-shredded cheese when you can, since the anti-caking coating slows melting.

Easy Variations

A thin layer of Dijon mustard inside the sandwich adds a sharp tang that cuts through the richness. The card keeps the sandwich classic, so treat the mustard as an optional extra.

For a smoky soup, stir 1/2 teaspoon of smoked paprika in with the tomato paste, which the card also leaves out. For a dairy-free soup, swap the butter for olive oil and the cream for full-fat canned coconut milk.

Fresh Tomatoes Versus Canned

Canned whole tomatoes are the right choice most of the year, because they are packed at peak ripeness. San Marzano style tomatoes are especially sweet and low in acid, but any good brand works.

Fresh tomatoes can work in peak summer, but they vary so much in juice and sweetness that canned tomatoes give more reliable results here.

What to Serve With Grilled Cheese and Tomato Soup

Grilled cheese and tomato soup is a full meal on its own, but a crisp, bright side balances the richness. A green salad with lemon vinaigrette, a few dill pickle spears, or apple slices all work well.

For a heartier spread, add a handful of kettle chips or a small bowl of crunchy cucumber slices. Both bring a salty snap that contrasts with the creamy soup.

Toppings for the Soup

A drizzle of good olive oil, a crack of black pepper, and a few fresh basil leaves make each bowl look finished. Crunchy croutons or a spoonful of grated Parmesan add texture.

Keep toppings light, since the sandwich already supplies plenty of cheese.

Dunking Strategy

Cut each sandwich in half diagonally so the points are easy to dip. For kids or a casual lunch, slice the halves into strips and serve them like dippers.

The crisp crust holds up in the soup for a few bites before it softens, which is exactly the point.

How to Store and Reheat Grilled Cheese and Tomato Soup

The soup stores far better than the sandwiches, so plan to eat the sandwiches fresh. Cool the soup quickly and refrigerate it within 2 hours of cooking, as the USDA recommends.

Leftover soup keeps in an airtight container for 3 to 4 days in the refrigerator, which matches USDA guidance for leftovers. Reheat it on the stove over medium-low heat, stirring often, until it reaches 165 degrees Fahrenheit, the USDA temperature for leftovers.

You can freeze the soup for up to 3 months for the best flavor, and FSIS notes that food kept frozen at 0 degrees Fahrenheit stays safe indefinitely. Cream can separate slightly after freezing, so whisk the soup as it reheats.

Leftover sandwiches are best reheated in a skillet over medium-low heat for a few minutes per side. The microwave makes the bread soft and chewy.

The Story Behind Grilled Cheese and Tomato Soup

Grilled cheese and tomato soup is one of the most enduring comfort food pairings in American home cooking. Cheese sandwiches cooked in butter became common in the early 1900s, helped along by pre-sliced bread and affordable cheese.

Tomato soup got its own boost when Campbell’s launched condensed tomato soup in the late 1890s. School lunch counters and diners later paired the two, and the combination stuck.

Today the pairing is a rainy-day tradition in many homes. The scratch version here keeps the nostalgia and swaps the can for real tomatoes, onion, and fresh basil.

It is also one of the easiest meals to adapt to whoever is at the table. Kids dunk the corners, adults add pepper and Parmesan, and everyone ends up with a warm bowl and a crisp sandwich.

Use the recipe card below for the exact measurements and steps.

Yield: 4 servings

Grilled Cheese and Tomato Soup

Prep Time: 15 minutes

Cook Time: 35 minutes

Total Time: 50 minutes

A silky blended tomato soup finished with cream and basil, served with four crisp, golden grilled cheese sandwiches made with sharp cheddar and Monterey Jack.

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Ingredients

• 2 tablespoons unsalted butter
• 1 medium yellow onion, diced (about 1 1/2 cups)
• 3 garlic cloves, minced
• 1 tablespoon tomato paste
• 1 can (28 ounces) whole peeled tomatoes with their juices
• 2 cups low-sodium chicken or vegetable broth
• 1 teaspoon granulated sugar
• 1/2 teaspoon kosher salt
• 1/4 teaspoon black pepper
• 1/2 cup heavy cream
• 2 tablespoons chopped fresh basil, plus extra leaves for serving
• 8 slices sourdough or sturdy sandwich bread
• 4 tablespoons unsalted butter, softened
• 1 cup shredded sharp cheddar cheese (about 4 ounces)
• 1 cup shredded Monterey Jack cheese (about 4 ounces)

Instructions

1. Melt the 2 tablespoons butter in a Dutch oven or large pot over medium heat. Add the onion and cook for 6 to 8 minutes, stirring often, until soft and translucent.
2. Stir in the garlic and tomato paste and cook for 1 minute.
3. Add the tomatoes with their juices, the broth, sugar, salt, and pepper. Break up the tomatoes with a wooden spoon, bring to a boil, then reduce the heat to low, partially cover, and simmer for 20 minutes.
4. While the soup simmers, spread the 4 tablespoons softened butter on one side of each bread slice, and toss the cheddar and Monterey Jack together.
5. Heat a 12 inch skillet over medium-low heat. Place 2 slices butter side down, top each with one quarter of the cheese mixture, and cover with another slice, butter side up. Cook 3 to 4 minutes per side until deep golden and the cheese is melted, covering with a lid for 30 seconds if needed. Repeat with the remaining sandwiches, keeping finished ones on a wire rack in a 200 degree Fahrenheit oven.
6. Remove the soup from the heat and blend with an immersion blender until completely smooth.
7. Return the soup to low heat, stir in the cream and chopped basil, and warm for 2 minutes without boiling. Taste and adjust the salt.
8. Cut the sandwiches in half diagonally and serve with the soup, topped with extra basil leaves.

Notes

Refrigerate leftover soup within 2 hours in an airtight container for 3 to 4 days, and reheat on the stove until it reaches 165 degrees Fahrenheit. Freeze the soup for up to 3 months and whisk as it reheats; cream may separate slightly. Sandwiches are best fresh; reheat in a skillet over medium-low heat. If the soup tastes too sharp, stir in another 1/4 teaspoon sugar or 1 tablespoon cream. The cream can be left out for a brighter soup. If using a countertop blender, work in batches, fill no more than halfway, and vent the lid.

Nutrition Information:

Yield:

4

Serving Size:

1 sandwich and 1 1/2 cups soup
Amount Per Serving: Calories: 710Total Fat: 47gSaturated Fat: 27gSodium: 1300mgCarbohydrates: 47gFiber: 4gSugar: 12gProtein: 25g

Grilled Cheese and Tomato Soup FAQs

What is the best cheese for grilled cheese?

Use a mix of a flavorful cheese and a great melter. Sharp cheddar gives the taste and Monterey Jack gives the stretch, and Gruyère or fontina also work well.

Can you make the tomato soup ahead of time?

Yes. Cool it, refrigerate it within 2 hours, and keep it for 3 to 4 days.

Reheat it gently on the stove until it reaches 165 degrees Fahrenheit, and cook the sandwiches fresh when you are ready to eat.

Why does my grilled cheese burn before the cheese melts?

The heat is too high. Cook over medium-low heat, shred the cheese so it melts quickly, and cover the pan with a lid for 30 seconds if the cheese needs a little more time.

Why does my tomato soup taste too sharp?

Canned tomatoes vary in acidity from brand to brand. Taste the soup after blending, and if it is still sharp, stir in another 1/4 teaspoon of sugar or an extra tablespoon of cream.

Can you freeze grilled cheese and tomato soup?

You can freeze the soup for up to 3 months, but the sandwiches are best made fresh. Thaw the soup in the refrigerator and whisk it as it reheats.

Can you leave out the cream?

Yes. The soup is still smooth and rich from the butter and blending, just a little brighter and more tomato-forward.

Why This Grilled Cheese and Tomato Soup Works

This grilled cheese and tomato soup works because every step builds flavor without adding fuss. Cooking the tomato paste for 1 minute deepens the savory flavor, and a single teaspoon of sugar balances the acidity of canned tomatoes.

Blending the soup smooth and stirring in the cream at the end, over low heat for just 2 minutes, gives a silky texture without curdling. The cream never boils, so it stays creamy.

The sandwiches work because the butter goes on the outside of the bread, and the cheese is shredded so it melts fast. Cooking 3 to 4 minutes per side over medium-low heat browns the crust at the same pace the cheese melts.

Because the sandwiches cook while the soup simmers, everything lands on the table hot. That timing is what makes this a reliable weeknight dinner.

The ratios help too. A 28 ounce can of tomatoes, 2 cups of broth, and 1/2 cup of cream make about 6 cups of soup, which is plenty for four generous bowls.

Make Grilled Cheese and Tomato Soup Tonight

You now have everything you need to make grilled cheese and tomato soup that tastes like a cozy diner classic. Pick up a can of whole tomatoes, a loaf of sourdough, and a block of sharp cheddar on your next grocery run.

Save the recipe card, and make it on the next cold, rainy evening. Then tell us how it turned out in the comments below.

Once you have the rhythm, grilled cheese and tomato soup becomes a dinner you can make without checking the card. The soup simmers while the sandwiches brown, and dinner is on the table in under an hour.

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