Kim Orak's Egg Breakfast Casserole

**This recipe comes from a co-worker...it got rave reviews at a staff breakfast!

4 cups cubed firm white bread (8 slices) (Pepperidge Farm hearty white)
2 cups shredded sharp cheddar cheese
10 large eggs, lightly beaten
4 cups milk
1 teaspoon dry mustard
1 teaspoon onion powder
1 teaspoon salt
Freshly ground pepper
10 slices cooked bacon, crumbled (pre-cooked bacon is easiest)
1/2 cup sliced mushrooms
1/2 cup chopped tomato
Paprika for sprinkling

1. Generously butter a 13 x 9 x 2-inch glass baking dish. Arrange bread cubes on bottom. Sprinkle with cheese.
2. Beat together the next 5 ingredients (milk through pepper) and pour over bread.
3. Sprinkle with bacon, mushrooms, and tomato, and paprika.
(IF DESIRED, COVER AND CHILL OVERNIGHT.)
3. Bake uncovered until set, at 325*F for about 1 hour.

Makes 12 servings.