3 c. crushed Ritz crackers
3/4 c. (1 1/2 sticks) butter, melted
2 tbsp. sugar

Pat into 9x13-inch pan.

FILLING:

1 (16 oz.) Cool Whip
2 (14 oz. ea.) cans sweetened condensed milk
1 (12 oz.) can frozen lemonade

Pour onto crust and chill for several hours.