Easy Tomato Soup Grilled Cheese

Featured in: Comfort Food Favorites

This comforting casserole blends a rich, creamy tomato base with layers of buttery, melted cheeses and crispy bread. Start by simmering seasoned tomatoes with herbs and cream to create a smooth, flavorful tomato base. Buttered sourdough sandwiches filled with sharp cheddar and mozzarella are grilled until golden and then layered into the dish. The casserole is baked to bubbly, golden perfection, creating a harmonious meld of textures and flavors. A perfect family-friendly meal with simple preparation.

Updated on Wed, 12 Nov 2025 10:27:00 GMT
Warm, bubbly Easy Tomato Soup & Grilled Cheese Casserole Bake, topped with golden, cheesy grilled bread. Save It
Warm, bubbly Easy Tomato Soup & Grilled Cheese Casserole Bake, topped with golden, cheesy grilled bread. | zetluna.com

A comforting, family-friendly casserole combining creamy tomato soup with layers of buttery, cheesy bread, baked to golden perfection.

I first made this bake on a chilly weeknight when everyone needed something warm and cozy. The kitchen was soon filled with the inviting smell of tomatoes and golden cheese that made everyone excited for dinner.

Ingredients

  • Olive oil: 2 tablespoons
  • Onion: 1 medium, finely chopped
  • Garlic: 2 cloves, minced
  • Crushed tomatoes: 2 cans (14 oz each)
  • Vegetable broth: 2 cups
  • Sugar: 1 teaspoon
  • Dried basil: 1 teaspoon
  • Dried oregano: 1/2 teaspoon
  • Salt: 1/2 teaspoon
  • Black pepper: 1/4 teaspoon
  • Heavy cream: 1/2 cup
  • Sourdough or country bread: 8 slices
  • Unsalted butter: 4 tablespoons, softened
  • Sharp cheddar cheese: 2 cups (8 oz), shredded
  • Mozzarella cheese: 1 cup (4 oz), shredded

Instructions

Prep the Oven:
Preheat oven to 375°F (190°C). Grease a 9x13-inch casserole dish.
Make the Soup Base:
In a large pot, heat olive oil over medium heat. Add onion and cook 4–5 minutes until softened. Stir in garlic and cook 1 minute more.
Simmer the Tomato Soup:
Add crushed tomatoes, vegetable broth, sugar, basil, oregano, salt, and pepper. Simmer uncovered for 10 minutes, stirring occasionally.
Add Cream:
Remove from heat and stir in heavy cream. Taste and adjust seasoning if needed.
Prepare Sandwiches:
While soup simmers, spread butter on one side of each bread slice. Place 4 bread slices, buttered side down, on a cutting board. Top evenly with cheddar and mozzarella. Place remaining bread on top, buttered side up, to make 4 sandwiches.
Grill Sandwiches:
Heat a large skillet over medium heat. Grill sandwiches 2–3 minutes per side until golden brown. Let cool slightly, then cut each sandwich into quarters.
Layer Casserole:
Pour half the tomato soup into the prepared casserole dish. Arrange half the sandwich quarters over the soup. Pour remaining soup over sandwiches, then top with remaining sandwich pieces.
Bake and Serve:
Bake uncovered for 20–25 minutes until bubbly and golden. Let stand 5 minutes before serving.
Melted cheese and rich tomato soup combine in this Easy Tomato Soup & Grilled Cheese Casserole Bake. Save It
Melted cheese and rich tomato soup combine in this Easy Tomato Soup & Grilled Cheese Casserole Bake. | zetluna.com

My kids love digging into this casserole together, and it has become a Sunday evening favorite after long days spent outdoors. It brings everyone to the table with smiles.

Required Tools

Large pot, skillet, 9x13-inch casserole dish, knife and cutting board, spatula

Allergen Information

Contains wheat and milk. May contain soy depending on ingredients. Always check labels carefully.

Nutritional Information

Per serving: 440 calories, 25 g total fat, 38 g carbohydrates, 15 g protein

A close-up view of the delicious Easy Tomato Soup & Grilled Cheese Casserole Bake, ready for serving. Save It
A close-up view of the delicious Easy Tomato Soup & Grilled Cheese Casserole Bake, ready for serving. | zetluna.com

This comforting bake is sure to become a staple at your table. Enjoy leftovers reheated for lunch the next day.

Common Questions About Recipes

Can I use different cheeses for the grilled layers?

Absolutely. Gruyère or provolone are great alternatives that add unique flavors while maintaining meltiness.

How can I make this dish gluten-free?

Simply substitute the sourdough bread with your preferred gluten-free bread to keep the texture and taste compliant.

Is it possible to add spice to the tomato base?

Yes, adding a pinch of red pepper flakes while simmering the tomato mixture enhances warmth and depth.

What’s the best way to ensure the grilled cheese is crispy yet melty?

Use softened butter on the bread sides and grill over medium heat for 2-3 minutes per side until golden brown.

Can I prepare this casserole in advance?

Yes, you can assemble and refrigerate the casserole before baking; just add a few extra minutes to the baking time if chilled.

Easy Tomato Soup Grilled Cheese

Creamy tomato soup layered with buttery grilled cheese and baked until golden and bubbly.

Prep Time
15 mins
Time to Cook
35 mins
Overall Time
50 mins
Authored by Clara


Skill Level Required Easy

Cuisine Type American

Recipe Output 6 Number of Portions

Dietary Needs Veggie-Friendly

The Ingredients You'll Need

Tomato Soup

01 2 tablespoons olive oil
02 1 medium onion, finely chopped
03 2 garlic cloves, minced
04 2 cans (14 oz each) crushed tomatoes
05 2 cups vegetable broth
06 1 teaspoon sugar
07 1 teaspoon dried basil
08 1/2 teaspoon dried oregano
09 1/2 teaspoon salt
10 1/4 teaspoon black pepper
11 1/2 cup heavy cream

Grilled Cheese Layer

01 8 slices sourdough or country bread
02 4 tablespoons unsalted butter, softened
03 2 cups (8 oz) shredded sharp cheddar cheese
04 1 cup (4 oz) shredded mozzarella cheese

Step-by-Step Instructions

Step 01

Preheat Oven and Prepare Dish: Preheat oven to 375°F. Grease a 9x13-inch casserole dish.

Step 02

Sauté Aromatics: Heat olive oil in a large pot over medium heat. Add chopped onion and cook for 4 to 5 minutes until softened. Stir in minced garlic and cook for an additional minute.

Step 03

Simmer Tomato Soup: Add crushed tomatoes, vegetable broth, sugar, dried basil, oregano, salt, and black pepper. Simmer uncovered for 10 minutes, stirring occasionally.

Step 04

Finish Soup: Remove from heat and stir in heavy cream. Adjust seasoning as needed.

Step 05

Prepare Sandwiches: Spread softened butter on one side of each bread slice. Place 4 slices buttered side down on a surface. Evenly top with shredded cheddar and mozzarella cheeses. Cover with remaining bread slices, buttered side up, forming 4 sandwiches.

Step 06

Grill Sandwiches: Heat a large skillet over medium heat. Grill sandwiches 2 to 3 minutes per side until golden brown. Allow sandwiches to cool slightly and cut each into quarters.

Step 07

Assemble Casserole: Pour half of the tomato soup into the prepared casserole dish. Arrange half of the sandwich quarters evenly over the soup. Pour remaining soup over the sandwiches and top with the remaining sandwich pieces.

Step 08

Bake: Bake uncovered for 20 to 25 minutes until the casserole is bubbly and golden brown.

Step 09

Rest Before Serving: Let stand for 5 minutes before serving to allow flavors to meld.

Tools You'll Need

  • Large pot
  • Skillet
  • 9x13-inch casserole dish
  • Knife and cutting board
  • Spatula

Allergy Information

Review each ingredient to identify allergens and consult an expert if needed.
  • Contains wheat (bread), milk (cheese, butter, cream). May contain soy depending on bread or cheese. Verify ingredient labels for hidden allergens.

Nutritional Facts (Per Serving)

Keep in mind these details are for general guidance and shouldn't replace professional advice.
  • Caloric Content: 440
  • Fats: 25 grams
  • Carbohydrates: 38 grams
  • Proteins: 15 grams