Carmelized-Onion, Spinach, & Bacon Quiche

Ingredients
-1 (10 ounce) can refrigerated pizza crust
-Cooking spray
-1 (10 ounce) package frozen chopped spinach, thawed, drained, and squeezed dry
-1/4 cup low-fat sour cream
-1 cup evaporated skim milk
-1/4 teaspoon salt
-1/8 teaspoon pepper
-2 large egg whites
-1 large egg
-3/4 cup Carmelized onions (about 3 cups uncooked)
-1/3 cup chopped ham or canadian bacon
-1/4 cup (1 ounce) shredded reduced-fat Monterey Jack cheese

Preparation
1. Preheat oven to 350 degrees
2. Shape the dough into a 4 inch circle; cover and let stand for 5 minutes. Roll the dough into an 11 inch circle on a lightly floured surface. Fit the dough into a 9 inch pie plate coated with cooking spray, and flute.
3. Combine the spinach & sour cream in a small bowl. Combine the evaporated milk, salt, pepper, egg whites, and egg in a medium bowl, and stir well with a wisk. Stir 1/3 cup milk mixture into spinach mixture. Spoon the spinach mixture into bottom of prepared crust. Add Carmelized onions and top with bacon and cheese. Pour the remaining milk mixture over cheese. Place pie plate on a baking sheet, and bake for 45 minutes or until set. Let quiche stand for 10 minutes.