monster cookies

the goods:

1 and 1/2 cups creamy peanut butter

1 cup sugar

1 cup brown sugar

1/2 cup (1 stick) unsalted butter, room temperature

1 tablespoon sour cream

3 eggs

1/2 teaspoon vanilla extract

4 and 1/2 cups rolled oats

2 teaspoons baking soda

1 cup semi-sweet chocolate chips

1 cup m&m's

Preheat oven to 350 degrees.

In the bowl of a stand mixer, combine peanut butter, sugar, brown sugar, and butter. Mix until completely combined. Add sour cream, vanilla, and eggs and mix until incorporated. Add baking soda. Slowly fold in oats, mixing well. Then fold in chocolate chips and m&m's. Drop by large tablespoonful onto a parchment-lined baking sheet. Gently press down to only slightly flatten. Press additional m&m's into the tops of each cookie. Bake for 10 minutes. Allow to cool slightly before transferring to a wire rack to cool completely.