1 pkg. Oreo cookies
1/3 c. butter, melted

Crush cookies and combine with butter. Press into 9x13 inch pan.

13 oz. can evaporated milk
1 (6 oz.) pkg. lime Jello
1 3/4 c. water
1/3 c. lemon juice
1 c. sugar

Chill can of milk until icy cold. Dissolve Jello in 1 3/4 cups water. Chill until partially set; whip until fluffy, stir in lemon and sugar. Whip milk and fold into Jello mixture. Pour over cookie crust and refrigerate. Serve when set. Enjoy!