Back to Recipe

French Onion Soup Casserole

Here's how you make French Onion Soup Casserole
Pause Continue Reading
  • Servings: 5
  • Prep: 15m
  • Cook: 20-30m
    • The following recipe serves 5 people.

Ingredients

The ingredients are:
  • 1/4 cup butter
  • 3 large sweet onions (thinly sliced)
  • 1 teaspoon granulated sugar (or brown sugar)
  • 4 cups beef broth
  • 1 teaspoon Worcestershire sauce
  • 6 to 8 ounces French bread (6-8 slices, about 3/4-inch thickness, bread must be 1-2 day old)
  • 1 1/2 cups shredded mozzarella cheese
  • 1/2 cup grated Parmesan cheese
We recommend you get your ingredients ready before you start cooking. Once you're ready, here are the steps to making this delicious recipe

How to Make

  • Step 1: Melt butter in a large saucepan over low heat. Add onions and sugar and cover. Cook for about 30 minutes, stirring occasionally until just a light brown.

  • Step 2: Add the beef broth and the Worcestershire sauce. Heat the broth mixture until it boils.

  • Step 3: Reduce heat to low and simmer, uncovered, for about 30 minutes. The broth will reduce.

  • Step 4: Pour onion and broth mixture into a greased casserole dish.

  • Step 5: Lightly toast the slices of bread. Place toasted bread in a single layer on top of onion/broth mixture.

  • Step 6: Cover bread with a thick layer of the shredded mozzarella and top with grated Parmesan.

  • Step 7: Bake, uncovered, in a 350 degree oven for 20 to 30 minutes, or until cheese is melted and brown on top.

We hope you enjoy this recipe!

This page is built for your convenience in the kitchen.

If you want helpful tools, tips and recipes from our community of real cooks, please consider signing up.

Oh... And one more thing... We also have some pretty wild forums.