Brownie Mallow Bars

Prep: 20 min Cook: 33 min Serves: 12 Cuisine: American

Indulge in these decadent Brownie Mallow Bars that combine rich, fudgy brownies with a layer of gooey marshmallows and a crunchy chocolate-peanut butter topping. Perfect for parties or as a sweet treat, these bars are a delightful mix of textures and flavors sure to satisfy any sweet tooth.

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Ingredients

  • 2 c. sugar
  • 2 sticks oleo
  • 1/2 c. cocoa
  • 1 c. flour
  • 1/4 tsp. salt
  • 1 Tbsp. vanilla
  • 3/4 c. nuts
  • 1 pkg. mini marshmallows (10 1/2 oz.)
  • 2 c. semisweet chocolate chips (12 oz.)
  • 1 c. peanut butter
  • 1 Tbsp. butter
  • 1 1/2 c. crisp rice cereal

Instructions

  1. Prepare brownies first: Mix eggs and sugar.
  2. Melt oleo and add cocoa, then add the flour, salt, vanilla, and nuts.
  3. Mix well and bake at 350°F for 30 minutes in a 9 x 13 inch pan.
  4. Top the baked brownies with mini marshmallows.
  5. Bake for an additional 3 minutes until marshmallows are puffed but not completely melted.
  6. Cool on a wire rack.
  7. In a saucepan, combine the chocolate chips, peanut butter, and butter.
  8. Cook and stir over low heat until smooth.
  9. Remove from heat and stir in crisp rice cereal.
  10. Spread the chocolate mixture over the cooled brownies.
  11. Refrigerate until set.

Tips & Substitutions

For a richer flavor, consider using dark cocoa powder instead of regular cocoa. If you're out of oleo, unsalted butter works as a great substitute. You can also add a pinch of espresso powder to the brownie mix to enhance the chocolate flavor. To save time, prepare the chocolate topping while the brownies are baking.

Serving Suggestions

These brownie mallow bars are perfect on their own but pair beautifully with a scoop of vanilla ice cream for a delightful dessert. You can also serve them alongside fresh fruit or a warm cup of coffee. For a fun twist, try serving with a drizzle of caramel sauce or a sprinkle of sea salt on top.

Storage & Reheating

Store leftover brownie mallow bars in an airtight container in the refrigerator for up to a week. To reheat, place a piece in the microwave for about 10-15 seconds to warm it slightly without melting the chocolate topping too much. This will keep the texture pleasant and delicious.

Nutrition & Diet Analysis (per serving)

Each serving of Brownie Mallow Bars contains roughly 585 calories, with 14g protein, 71g carbohydrates, and 23g fat. It is an excellent source of iron (76% of the Daily Value), dietary fiber (56% of the Daily Value), and potassium (29% of the Daily Value), and a good source of vitamin C. Note that it is relatively high in sodium, at 726mg per serving (32% of the Daily Value).

585 kcal 29% DV
Protein Fat Carbs

Macronutrients

Protein 14.1g 28% DV
Total Fat 23.2g 30% DV
Carbs 70.9g 26% DV
Fiber 15.6g 56% DV
Sugar 10.4g 21% DV

Electrolytes

Sodium 725.8mg 32% DV
Potassium 1351.8mg 29% DV
Cholesterol 4.6mg 2% DV

Vitamins & Minerals

Vitamin A 215mcg 24% DV
Vitamin C 16.1mg 18% DV
Vitamin D 1.4mcg 7% DV
Calcium 86.8mg 7% DV
Iron 13.7mg 76% DV
Diet fit High-fiber
Contains Milk Wheat/Gluten Peanut

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I make these brownies nut-free?

Absolutely! Simply omit the nuts from the recipe or substitute them with seeds, like sunflower seeds, for a similar crunch without allergens. This will still provide a tasty texture while making the bars suitable for nut-free diets.

How can I make these brownies gluten-free?

To make the brownie mallow bars gluten-free, substitute the all-purpose flour with a 1:1 gluten-free flour blend. This will maintain the texture and flavor while accommodating those with gluten sensitivities. Be sure to check that all other ingredients are also gluten-free.

What can I use instead of mini marshmallows?

If you can't find mini marshmallows, you can use large marshmallows cut into smaller pieces. Alternatively, consider using marshmallow fluff spread evenly on top after baking for a different texture. Both options will still give you that delightful marshmallow flavor.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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