Preheat oven 350 degrees

In medium bowl combine cocoa with water mixing with wire whisk until smooth. Cool completely. Sift flour with baking soda, salt, and baking powder.

In large bowl beat on high, butter, sugar, eggs, and vanilla until light about 5 minutes.

On low speed beat in flour mixture and cocoa mixture Do not over beat. Pour about 9 tablespoons of batter into each mini pan and bake 22225-30 minutes.

Let cake cool.