1 can sweetened condensed milk
1 (6 oz.) can lemonade soda (do not dilute)
1 (9 oz.) carton whipped topping
1 tbsp. lemon rind
2 to 4 tbsp. lemon juice (to taste)
1 (9-inch) graham cracker crust

Combine all ingredients in a medium size mixing bowl. Pour into pie shell. Refrigerate. If you want more color, use a drop or two of yellow food coloring.