0 1large onions 1cMilk 2cflour 2egg, beaten 3cbread crumbs Preheat oven to 450°F. Cover 2 baking sheets with aluminum foil; spray evenly with cooking spray. slice Onions in 1/2 inch slices Separate onion slices into rings. Dip into milk, then into the flour, turning to evenly coat both sides of each onion ring. Dip coated onion rings in egg whites, then into bread crumbs, again turning to evenly coat both sides of each onion ring. Place in single layer on prepared baking sheets; spray evenly with cooking spray. Bake 12-15 minutes, or until onions are tender and golden brown. Variation: Omit breadcrumbs. Prepare as directed, coat the onion rings with 2 cups cornflake crumbs.