1 stick butter
60 Ritz crackers, crushed

Reserve 1/2 cup crumbs. Mix together. Use long 13 x 9 inch ungreased pan. Press crumbs in pan.

FILLING:

2 (3 oz.) pkgs. instant vanilla or coconut pudding
1 c. milk

Beat with mixer. Scoop 1/2 gallon soft ice cream into pudding. Pour over crumbs. Freeze 1/2 hour. Cover with 8 ounce Cool Whip. Sprinkle with reserved crumbs. Refreeze for 1/2 hour.