Preheat oven to 350 degrees F. Spray 8x8-inch glass baking dish with cooking spray; set aside.
Combine Egg Beaters, milk and garlic powder in large bowl. Add bread, Canadian bacon, peppers, cheese and green onions; toss to coat.
Place bread mixture in prepared dish; lightly press bread down into Egg Beaters mixture. Bake 55 to 60 minutes or until knife inserted in center comes out clean.
Serve with mustard, if desired.
Courtesy of Egg Beaters®