Fancy French Onion Casserole | Recipe Saver

Ingredients

• 3 tablespoons butter
• 3 medium sweet onions, sliced
• 4 cups beef broth
• 1 teaspoon Worcestershire sauce
• 12 slices French baguette bread, cut 1/2-inch-thick and lightly toasted
• 1 cup mozzarella cheese, shredded
• 1/4 cup parmesan cheese, grated
• fresh parsley leaves, to taste, for garnish