Cheeseburger Pie
["1 (9-inch) unbaked pastry shell", "8 slices American cheese", "1 lb. lean ground beef", "1/2 c. tomato sauce", "1/3 c. chopped green bell pepper", "1/3 c. chopped onion", "1 tsp. beef-flavored instant bouillon", "3 eggs, beaten", "2 Tbsp. flour", "chopped tomato and shredded lettuce (optional)"]
["Preheat oven to 425\u00b0.", "Bake pastry shell for 8 minutes. Remove from oven.", "Reduce oven temperature to 350\u00b0."]
["pastry shell", "American cheese", "lean ground beef", "tomato sauce", "green bell pepper", "onion", "beef-flavored instant bouillon", "eggs", "flour", "tomato"]