Peanut Butter Sheet Cake with Broiled Peanut Butter Icing

 Peanut Butter Sheet Cake 
with Broiled Peanut Butter Icing

This cake has a soft, smooth, moist texture. The icing is very flavorful! A great combination!

Peanut Butter Sheet Cake with Broiled Peanut Butter Icing

2 cups flour
1 teaspoon salt
1 teaspoon baking soda
¼ cup butter, softened
¼ cup peanut butter
1½  cups brown sugar
2 eggs
½ cup warm water
1 cup buttermilk*

Preheat oven to 350 degrees. Coat a 9x13-inch baking dish with cooking spray.
Whisk together flour, salt and baking soda. Set aside.
Cream butter and peanut butter until smooth with an electric mixer.
Add brown sugar; mix until smooth.
Add eggs, one at a time.
Add warm water and buttermilk, mixing until smooth.
Gradually add flour, combining until just mixed.
Pour mixture into prepared baking pan.
Bake for 30 to 40 minutes or until it tests done with a toothpick.

Icing:
6 tablespoons butter, softened
1 cup dark brown sugar
2/3 cup extra-chunky peanut butter
1/4 cup milk

Preheat broiler.
Cream butter, sugar, and peanut butter with an electric mixer.
Beat in milk until smooth.
Spread over warm cake.
Place iced cake under broiler.
Broil only a few seconds - just until topping starts to bubble. Watch very carefully!

Cool at least 30 minutes before serving.
  
*Buttermilk Substitute:
Place a tablespoon of white vinegar or lemon juice in a liquid measuring cup.
Add enough milk to bring the liquid up to the one-cup line
Allow to stand for five minute.