Monster Cookie Dough Cupcakes with Cookie Dough Frosting

Ingredients

• 1/4 cup (57 g) unsalted butter, softened
• 1/2 cup (128 g) creamy peanut butter
• 1 cup (200 g) granulated sugar
• 2 large eggs, room temperature
• 2 teaspoons vanilla extract
• 1/3 cup (80 ml) milk
• 1 1/2 cups (188 g) all-purpose flour
• 1 1/4 teaspoons baking powder
• 1/4 teaspoon fine salt
• 1/4 cup (42 g) mini chocolate chips
• 3 tablespoons (24 g) all-purpose flour, heat-treated and cooled
• 8 oz (225 g) cream cheese, softened
• 1/2 cup (113 g) unsalted butter, softened
• 3 tablespoons packed brown sugar
• 1 1/2 cups (180 g) powdered sugar
• 1 cup (90 g) quick oats
• 3/4 cup (128 g) mini candy-coated chocolate pieces
• 3/4 cup (128 g) mini semi-sweet chocolate chips
• Extra candy pieces and chocolate chips for topping, optional