1 (14 ounce) can sweetened condensed milk, chilled
1 (6 ounce) can frozen lemonade concentrate
12 ounces whipped topping, thawed
1 graham cracker crust
Combine condensed milk and lemonade directly from freezer and beat until very thick.
Fold in whipped topping. Pour into crust and freeze.
Remove from freezer 30 minutes prior to serving.