These Triple Threat Peanut Butter Cookie Bars are the BEST bar cookie recipe! Peanut butter cookies, peanut butter chips, Butterfingers, and chocolate! Everyone loved these!
Keyword cookie bar, peanut butter
Prep Time 20minutes
Cook Time 25minutes
Total Time 45minutes
Author Dorothy Kern
½cup(113g) unsalted butter, softened
¾cup(200g) peanut butter(creamy or crunchy, use a no-stir brand)
1cup(200g) packed brown sugar
1 ½cupsall purpose flour
1cuppeanut butter chips
1cupchopped Butterfingers pieces
Preheat oven to 350°F. Line a 9x13” pan with foil and spray with nonstick cooking spray.
Beat butter and peanut butter until smooth with a hand or a stand mixer (fitted with the paddle attachment). Add brown sugar and cream until smooth. Mix in egg, vanilla, milk, salt, and baking soda. Slowly stir in flour until combined, then add both chips and candy pieces. Stir until combined.
Press the dough into the prepared pan. Sprinkle with more chips and Butterfingers pieces, if desired. Bake for 20-25 minutes, or until the edges are golden brown. Cool completely before slicing into bars.
Store in an airtight container for up to 3 days or freeze for up to one month.
Make LOADED Peanut Butter Cookie Bars: use up to 3 cups of any kind of mix-ins you like!
Chips: chocolate, white chocolate, butterscotch, toffee bits