Oatmeal Jumbos

Bahan-bahan (36 porsi)

• 1 cup smooth peanut butter
• ½ cup (1 stick) butter, (at room temperature)
• 1½ cups brown sugar, (packed)
• ½ cup granulated white sugar
• 1½ teaspoons baking powder
• ½ teaspoon baking soda
• 3 large eggs
• 2 teaspoons vanilla extract
• 4 cups quick-cooking rolled oats
• ¾ cup chopped peanuts
• 1½ cups M&M's
• additional M&M's and peanuts ((optional))