Peanut Butter Toffee Cupcakes - Pizzazzerie

Ingredients

• 1 cup all-purpose flour
• 1 teaspoon baking powder
• 1/4 teaspoon salt
• 6 tablespoons unsalted butter (softened)
• 3/4 cup peanut butter
• 1 cup packed brown sugar
• 1 egg
• 2 teaspoons vanilla extract
• 1/2 cup buttermilk
• 8 tablespoons 1 stick unsalted butter
• 3 cups powdered sugar
• 3 tablespoons heavy whipping cream
• ½ teaspoon vanilla extract
• 1/2 cup peanut butter
• 2 Heath bars (broken into 1" pieces)
• 1/2 cup hot fudge topping (I used Smuckers brand)