Sundae Dessert - cooking recipe

Ingredients

25 chocolate sandwich cookies, crushed with icing
1/4 c. margarine, melted
1/2 gal. ice cream (any flavor), softened
1 c. evaporated milk
1/2 c. margarine
1 c. sugar
2 sq. unsweetened chocolate
1 (8 oz.) carton whipped topping

Preparation

Combine cookie crumbs and 1/4 cup melted margarine.
Press into bottom of a 9 x 13-inch pan and freeze for 15 minutes.
Spread softened ice cream over crumb crust.
Freeze 15 minutes.
Combine milk, 1/2 cup margarine, sugar and unsweetened chocolate in a saucepan.
Bring to a boil, stirring constantly.
Reduce to low and cook for 20 minutes or until thick.
Cool to room temperature. Pour over ice cream and freeze.
Top with whipped topping.
Freeze until hard.