Grandma'S Gelatin Fruit Salad
["2 c. boiling water, divided", "1 (3 oz.) pkg. lemon gelatin", "2 c. ice cubes, divided", "1 (3 oz.) pkg. orange gelatin", "20 oz. crushed pineapple, drained (reserve liquid)", "2 c. mini marshmallows", "3 large sliced bananas", "1/2 c. finely shredded Cheddar cheese", "1/2 c. sugar", "1 egg, beaten", "2 Tbsp. cornstarch", "1 Tbsp. butter", "1 c. whipped topping"]
["In a mixing bowl, combine 1 cup boiling water and lemon gelatin.", "Add 1 cup ice cubes, stirring until melted.", "Add pineapple.", "Pour into a 13 x 9 x 2-inch baking dish; refrigerate until set.", "Repeat with orange gelatin, remaining water and ice. Stir in marshmallows.", "Pour over lemon layer; refrigerate until set."]
["boiling water", "lemon gelatin", "orange gelatin", "pineapple", "marshmallows", "bananas", "Cheddar cheese", "sugar", "egg", "cornstarch", "butter", "topping"]