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+ servings
3 Peanut Butter Bars on a white plate
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5 from 3 votes

Peanut Butter Bars Recipe

This Peanut Butter Bars Recipe with chocolate frosting reminds me of
the homemade bars that used to be served with school lunch in my
hometown. Only 30 minutes to make!
Prep Time15 mins
Cook Time12 mins
Total Time27 mins
Course: Dessert
Cuisine: American
Keyword: peanut butter
Servings: 36
Calories: 179kcal
Author: Elise Donovan


  • Cookie Sheet Pan
  • Conventional Oven



  • Blend butters and sugars together, then stir in eggs and vanilla.
  • In a separate bowl, stir flour, salt, baking soda, and oatmeal together.
  • Add dry ingredients to wet ingredients and mix well.
  • Press dough evenly onto an ungreased cookie sheet/jelly roll pan.
  • Bake at 350-degrees for 12-14 minutes (do not overcook).
  • Allow to cool, then spread chocolate frosting evenly over the bars.




Calories: 179kcal | Carbohydrates: 23g | Protein: 3g | Fat: 9g | Saturated Fat: 4g | Cholesterol: 19mg | Sodium: 142mg | Potassium: 83mg | Fiber: 1g | Sugar: 16g | Vitamin A: 131IU | Calcium: 11mg | Iron: 1mg