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

Mix dry ingredients in microwavable container. Stir in water. Cook in microwave about 1 1/2 minutes on high. Remove. Blend in butter. Cook on high for additional 30 seconds, stirring after 15 seconds. Blend in vanilla, stir thoroughly.