1 (14 1/2 oz.) can evaporated milk
1 pkg. Jello, orange, lemon or lime
1 3/4 c. boiling water
1 c. sugar
1/4 c. lemon juice plus 2 tsp. grated rind of lemon
2 c. vanilla wafer crumbs
1/2 c. melted butter (1/4 lb.)

Chill milk several hours until ice cold. Dissolve Jello in hot water. Add sugar, lemon juice and rind. Chill until partly thick, in refrigerator. Whip until fluffy. Whip chilled milk until stiff. Fold into Jello mix in large bowl. Combine crumbs and butter. Press into pan 11 1/2 x 7 1/2 inches. Pour mixture over crumbs and chill until firm. Sprinkle additional vanilla wafer crumbs on top for finishing touch, if desired.