Frosted Peanut Cookies Recipe: How to Make It

Ingredients

• 1 cup butter, softened
• 1-1/2 cups packed brown sugar
• 2 large eggs, room temperature
• 1 teaspoon vanilla extract
• 2 cups all-purpose flour
• 2 teaspoons baking powder
• 1 cup quick-cooking oats
• 1 cup chopped salted peanuts
• FROSTING:
• 1/2 cup peanut butter
• 3 cups confectioners' sugar
• 1/3 to 1/2 cup 2% milk