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A chocolate peanut butter cookie bar on a wooden table.

Chocolate Peanut Butter Cookie Bars

Classic combination, and it couldn't be easier to put together!
Course Dessert
Cuisine American
Keyword back to school, easy bar recipes, kid-friendly recipes
Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
Servings 16 servings
Calories 451kcal


  • 1 cup butter, softened 2 sticks
  • 3/4 cup granulated sugar
  • 3/4 cup packed light brown sugar
  • 1 teaspoon vanilla extract
  • 2 large eggs
  • 2 1/4 cups all-purpose flour
  • 1 teaspoon baking soda
  • 1/2 teaspoon salt
  • 1/2 cup peanut butter
  • 7 ounces sweetened condensed milk half can
  • 2 cups 11.5-oz. pkg. HERSHEY'S Milk Chocolate Chips


  • Heat oven to 350 degrees. Great a 13x9 baking dish with cooking spray or line with parchment.
  • Cream together the butter and sugars until light and fluffy. Beat in the eggs, one at a time. Add the vanilla and mix to combine.
  • In a small bowl, combine the flour, baking soda, and salt. Slowly add the flour mixture to the creamed butter and mix until well combined.
  • Spread the cookie dough into the prepared pan.
  • In a small saucepan over low heat whisk together the condensed milk and peanut butter until melted and combined. Pour the mixture evenly over the cookie dough and use a butter knife to swirl the mixture throughout the cookie dough.
  • Bake for 25-30 minutes or until the dough is lightly browned and cooked through. Remove from the oven and pour the chocolate chips in an even layer over the cookie bars. Let sit for five minutes before smoothing out the chips with an off-set spatula.


Calories: 451kcal | Carbohydrates: 56g | Protein: 6g | Fat: 22g | Saturated Fat: 12g | Cholesterol: 61mg | Sodium: 322mg | Potassium: 142mg | Fiber: 1g | Sugar: 41g | Vitamin A: 470IU | Vitamin C: 0.5mg | Calcium: 83mg | Iron: 1.5mg