1/2 c. sugar
3 tbsp. cocoa
1 1/2 tbsp. cornstarch
Dash salt
1/2 c. warm water
2 tbsp. butter
1 tsp. vanilla

Mix dry ingredients. Stir in water. Microwave full power 1 1/2 minutes at a time until thick, stirring often. Add butter and vanilla. Yummy on brownies and ice cream.