Valentine Hearts Peanut Butter Cookie Bars

These peanut butter cookie bars will make anyone's heart melt!

Prep Time: 15 min | Total Time: 27 min | Servings: 32 bars


¾ cup unsalted butter, softened

½ cup creamy peanut butter

½ cup granulated sugar

½ cup packed brown sugar

2 large eggs

1 teaspoon vanilla extract

2 ½ cups all-purpose flour

1 Tablespoon cornstarch

1 teaspoon baking soda

Sprinkles or non-perils

2 bags of R.M. Palmer foiled hearts. (Peanut Butter, Double Cisp, Fudge or Milk Chocolate Flavored)


  1. Preheat the oven to 350°. Coat an 11×17 baking sheet with nonstick baking spray.
  2. Mix the butter, peanut butter, and sugar together until creamy. Add the eggs and vanilla and continue to mix until well combined.
  3. In a separate bowl, mix the flour, cornstarch, baking soda, salt, and 5 Tablespoons sprinkles. Slowly mix this into the peanut butter mixture until evenly mixed in.
  4. Spread the cookie dough evenly in the pan. Press the candy hearts into the dough. Spread them out so each bar gets a heart!
  5. Bake for 11-12 minutes.
  6. Remove from the oven and add the sprinkles to the hearts while they are still warm. 
  7. Cool and cut into squares. Enjoy!