Calypso Pie
["24 Oreo cookies (include cream filling)", "1/3 c. margarine, melted", "1/2 gal. vanilla ice cream", "1 (6 oz.) pkg. chocolate chips", "1 tsp. margarine", "1/2 c. sugar", "1 can evaporated milk", "1 medium container Cool Whip"]
["Crush Oreo cookies and combine with melted butter.", "Press into bottom of a 9 x 13-inch pan.", "Bake in a 350\u00b0 oven for 7 minutes. When cooled, cover with 1/2 gallon ice cream and freeze."]
["cookies", "margarine", "vanilla ice cream", "chocolate chips", "margarine", "sugar", "milk"]