Peanut Butter Marshmallow Bars

Peanut Butter Marshmallow Bars


"An already yummy peanut butter brownie is topped with more JIF® Peanut Butter, then toasted marshmallows and chocolate syrup really take it over the top!"


servings 191 cals
Serving size has been adjusted!

Original recipe yields 24 servings



  • Calories:
  • 191 kcal
  • 10%
  • Fat:
  • 9.7 g
  • 15%
  • Carbs:
  • 22.6g
  • 7%
  • Protein:
  • 3.7 g
  • 7%
  • Cholesterol:
  • 8 mg
  • 3%
  • Sodium:
  • 108 mg
  • 4%

Based on a 2,000 calorie diet

On Sale

What's on sale near you.


  1. Preheat oven to 350 degrees. Grease 13x9x2-inch glass baking dish with shortening.
  2. For cookie base, combine brown sugar, shortening, JIF(R) Extra Crunchy Peanut Butter, granulated sugar and egg in a large bowl. Beat at medium speed of electric mixer until well blended.
  3. Combine flour, baking powder and salt. Add gradually to creamed mixture at low speed. Beat until well blended. Cover. Refrigerate for 15 minutes. Press chilled cookie base into prepared dish. Bake for 20 minutes or until light brown. Do not over-bake. Cool 2-3 minutes.
  4. For topping, place JIF(R) Creamy Peanut Butter in microwave-safe measuring cup. Microwave at HIGH for 1 minute. Pour over baked surface. Spread to cover. Cover with marshmallows. Drizzle chocolate syrup over marshmallows. Return to oven. Bake 5 minutes or until marshmallows are light brown. Do not over-bake. Loosen from sides of dish with knife. Remove dish to cooling rack. Cool completely. Cut with sharp greased knife into bars about 2x2 inches.
  • profile image

Your rating



  1. 12 Ratings


These bars were really really good. I added chopped Reese's PB cups to the baked cookie layer before adding the marshmallows. This was a GREAT addition and provided another peanut butter flavor ...

Though I liked the way everything tasted together, the marshmallows were terribly difficult to cut through and ended up coming off the top layer of the bars. If something else was used for a to...

These bars are really yummy. They are kind of messy to cut into squares because the marshmallows are so gooey, but that's nothing to complain about. Yum!

These were ok. I added chocolate chips, cuz i'm a chocoholic. You could cut down on the butter a bit. They just didn't have enough flavor. However i also might not have cooked them for long en...

These were pretty good. I added peanuts to the top layer, and baked the cookie portion for only 15 minutes instead of 20. not spectacular but still pretty good.

wayyyyy too much butter. maybe try it halved next time.

These were simply horrible!

Dry and bland.