Beef-Eggplant Bake
["1 medium eggplant, pared and cut into 1/4-inch slices", "1 or 2 Tbsp. vegetable oil", "1 large onion", "1 medium tomato", "shredded or sliced Cheddar cheese", "3 eggs"]
["Prepare eggplant by paring and cutting to 1/4-inch slices. Beat 3 egg whites until well stiff; add yolks.", "Dip eggplant and fry in oil until brown.", "Place in layers in a 9 x 13-inch pan, alternating eggplant, tomato, onion and cheese.", "Repeat 2 to 3 times.", "Bake 1 hour at 350\u00b0.", "Serves 6."]
["eggplant", "vegetable oil", "onion", "tomato", "Cheddar cheese", "eggs"]