- 5 (3 ounce) packages lemon Jell-O®
- 6 cups boiling water
- 1 (12 ounce) can frozen lemonade concentrate
- 1 (12 ounce) container frozen whipped topping, thawed
- Dissolve gelatin in boiling water; stir in lemonade until dissolved. Chill until partially set; about 2 hours. Whisk in whipped topping. Pour into a 13-in. x 9-in. x 2-in. dish. Chill until firm.