Peanut Butter Cookie Cupcakes | 5 O'Clock Coffee Club

Ingredients

• !FOR THE CUPCAKES:
• 1 3/4 cups all-purpose flour
• 3/4 teaspoon baking powder
• 1/2 teaspoon salt
• 1/4 teaspoon baking soda
• 3/4 cup (1 1/2 sticks) unsalted butter, softened
• 1 1/3 cups sugar
• 2/3 cup natural, creamy peanut butter
• 3 large eggs
• 1/2 teaspoon pure vanilla extract
• 1/2 cup sour cream
• !FOR THE FROSTING:
• 12 ounces cream cheese, room temperature
• 1 1/2 cups confectioners' sugar, plus more for decorating
• 3 tablespoons unsalted butter, softened
• 1 1/2 cups creamy peanut butter