Kue Monster Marshmallow

Bahan-bahan (24 porsi)

• 2 cups all-purpose flour
• 1/2 teaspoon baking powder
• 1 teaspoon baking soda
• pinch of salt
• 2 sticks unsalted butter, softened
• 1 cup granulated sugar
• 1 cup packed light brown sugar
• 2 large eggs, at room temperature
• 1 tablespoon vanilla extract
• 1/4 cup peanut butter
• 2 cups quick-cooking oats
• 1 cup milk chocolate chips
• 1 cup white chocolate chips
• 1 cup peanut butter chips
• 1 cup marshmallows (miniature, or large cut into fourths)