4 slices whole-wheat low-fat	¾ cup shredded nonfat cheddar
bread, crusts removed	cheese, divided
1 cup egg substitute	¾ cup low-fat bacon crumbles
4 large egg whites	1/3 cup sliced mushrooms (optional)
1½ cups skim milk	½ cup frozen low-fat hash brown
¼ tsp. pepper	potatoes, thawed
½ tsp. Mrs. Dash seasoning

Spray a 9 inch square baking dish with cooking spray. Arrange bread slices on bottom of dish. Combine egg substitute, egg whites, skim milk, pepper, Mrs. Dash seasoning, ½ cup cheese, bacon crumbles and mushrooms, if using, in medium bowl; mix well. Pour mixture over bread slices. Top with hash brown potatoes and sprinkle with remaining ¼ cup cheese. Cover and refrigerate overnight. Preheat oven to 350ºF. Bake, uncovered, 40 to 45 minutes, until knife inserted in center comes out clean.