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Ultimat Chocolate Chip Cookies
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5 from 1 vote

Ultimate Peanut Butter Chocolate Chip Cookies

Ultimate Peanut Butter Cookies are seriously the ultimate cookie. Loaded with peanut butter, M&Ms, and chocolate chips - they are absolutely delicious.
Course: Dessert, Snack
Cuisine: American
Author: Jeannie

Equipment

Ingredients

  • ½ cup butter at room temperature
  • ½ cup granulated sugar
  • ¼ cup brown sugar
  • ⅓ cup creamy peanut butter
  • 1 egg at room temperature
  • 1 teaspoon vanilla extract
  • 1¼ cup all-purpose flour
  • 1 teaspoon cornstarch
  • ½ teaspoon baking soda
  • ¼ teaspoon salt
  • 1 cup mini chocolate chips
  • 1 cup mini M&M’s
  • Additional mini chocolate chips and/or M&M’s optional

Instructions

  • In a large bowl, with a stand mixer or hand held mixer, beat the butter, sugars, and peanut butter until mixture is smooth and creamy.
    ½ cup butter at room temperature, ½ cup granulated sugar, ¼ cup brown sugar, ⅓ cup creamy peanut butter
  • Beat in the egg and add in the vanilla extract.
    1 egg at room temperature, 1 teaspoon vanilla extract
  • In a separate bowl, combine the flour, baking soda, salt, and cornstarch.
    1¼ cup all-purpose flour, ½ teaspoon baking soda, ¼ teaspoon salt, 1 teaspoon cornstarch
  • Slowly mix the dry ingredients into the wet ingredients until completely combined.
  • Add in the chocolate chips and M&M’s until just mixed in.
    1 cup mini chocolate chips, 1 cup mini M&M’s, Additional mini chocolate chips and/or M&M’s
  • Chill the cookie dough at least two hours or overnight.
  • Preheat the oven to 350°F.
  • Using a large cookie scoop or ¼ cup measuring cup, drop cookie batter balls onto an ungreased cookie sheet. (Line cookie sheet with parchment paper or a silicone liner, optional.)
  • Roll the cookie balls taller than wider. Place six at a time on each cookie sheet, leaving about 2 inches in between each one.
  • Press additional chocolate chips or M&M on top, optional.
  • Bake at 350°F for 12-15 minutes, until slightly browned on the edges.
  • Cool on cookie sheet for 5 minutes before placing on wire rack to cool completely.

Notes

Chilling the dough is not mandatory, but I like to chill my cookie dough as it helps make a thicker cookie.