INGREDIENTS
1 cup
all-purpose flour
3/4 cup
granulated sugar
1/2 cup
unsweetened cocoa powder
1/2 tsp
baking powder
1/2 tsp
baking soda
1/4 tsp
salt
1
large egg
1 tsp
pure vanilla extract
1/4 cup
milk
1/4 cup
vegetable oil
1/2 cup
boiling water
3/4 cup
(1-1/2 sticks) salted butter (softened to room temperature)
3 1/2 cups
powdered sugar
1/3 cup
creamy peanut butter
1 tsp
pure vanilla extract
1 tbsp
heavy cream
chocolate sauce
mini Reese's peanut butter
Reese's pieces