1 vidalia or other sweet onion, cut into 1/4-inch slices
2 cups 2% reduced-fat milk
1/2 teaspoon salt
1/2 teaspoon dried thyme
1/8 teaspoon freshly ground black pepper
2 large eggs, lightly beaten
8 cups cubed French bread (about 8 ounces)
3/4 cup (3 ounces) shredded Gruyère or Swiss cheese, divided
How to Make It
Preheat oven to 425°.
Heat a large nonstick skillet over medium-high heat. Add onion slices (keep slices intact); cook 3 minutes on each side or until browned.
Combine milk, salt, thyme, pepper, and eggs in a large bowl, stirring with a whisk. Add the bread cubes and 1/2 cup cheese; toss mixture well. Place the bread mixture in an 8-inch square baking dish coated with cooking spray. Arrange onion slices on top of bread mixture. Sprinkle with 1/4 cup cheese. Bake at 425° 25 minutes or until set and golden.