Here is another easy one:
Microwave Fudge
1 lb Powdered Sugar
1/2 cup Cocoa (powdered)
1/4 cup milk
1 Tbsp vanilla
1 cube margarine/butter
Put all ingredients in a bowl (do not mix). Cook in Microwave Oven for 1 to 1 1/2 minutes. Remove and stir. Add nuts and spread in 8 X 8 buttered pan. Refrigerate for 45 minutes.