Grease 6 or 8 x ... tablespoon oil. Toss onions and peppers in 1 tablespoon ... room temperature. Cut frittata into 1 inch squares. Serve ... 60 to 64 squares.
Heat oil in medium skillet over medium-high heat. Add onions; cook until onions are ... top brown or frittata will be dry. Can be ... or cold. Serves 4.