36 Oreo cookies
1/3 c. melted butter

Roll cookies with rolling pin. Mix with butter. Press into 9 x 13 inch pan. Slice 1/2 gallon vanilla ice cream and spread over cookie crusts. FREEZE. While ice cream is freezing, melt:

4 sq. Baker's semi-sweet chocolate squares
2 tbsp. butter
1 1/2 c. evaporated milk
1 c. sugar

Bring to boil and cook until thickened. Cool and pour over ice cream. Spread 1 large container of Cool Whip over mixture. Chill and serve.