Forget the frosted cupcakes, and say hello to Pineapple Upside-Down Cupcakes. Fruit and lemon cake make these Pineapple Upside-Down Cupcakes a crowd-pleaser. Pineapple Upside-Down Cupcakes Ingredients 1 cup boiling water 1 pkg. (3 oz.) JELL-O Lemon Flavor Gelatin 1/2 cup packed brown sugar 1/4 cup butter, melted 2 cans (8 oz. each) pineapple tidbits in