Cooking time: 40 min.
Serves: 6 to 12
Preheat oven to 375 . Mix boiling water and sunny boy. Let sit until cool. Mix butter, sugars and egg. Mix dry cake ingredients, then add egg mixture and sunny boy. Finally, add vanilla. Pour into sprayed 13X9 pan and bake for 30 minutes. Mix topping ingredients and spread on hot cake; return to oven for 10 minutes.