4 tbsp. butter (1/2 stick)
1 1/2 c. sugar
3 tbsp. cocoa
2 eggs
1/2 c. evaporated milk
1 tsp. vanilla

Melt butter. Add sugar and cocoa. Stir well. Add eggs. Add milk and vanilla.

Bake at 400°F for 10 minutes. Reduce to 350°F for 20 minutes.