Microwave Fudge - cooking recipe

Ingredients

2 sticks margarine
1 c. peanut butter
1 lb. powdered sugar
1 tsp. vanilla
3 Tbsp. cocoa (optional)

Preparation

Microwave margarine on High 1 minute.
Add remaining ingredients to margarine and mix.
Microwave on High for 1 minute. Beat.
Pour in buttered pan (9 x 13-inch) and cool.