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The Chocolate Mountain Marshmallow Cookie Bar is so simple and easy to make. It takes longer to cool off than to make.
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5 from 1 vote

Chocolate Mountain Cookie Marshmallow Treats

Nothing says happiness like a cookie bar covered in chocolate frosting and marshmallows. This is an easy recipe that everyone will love.
Prep Time10 minutes
Cook Time25 minutes
Inactive Time20 minutes
Total Time55 minutes
Course: Cookies
Cuisine: American
Servings: 16
Calories: 472kcal
Author: Julie Pollitt

Ingredients

  • 2 - 16- oz. pkgs. chocolate chip cookie dough.
  • 1 pkg. small marshmallows
  • 12- oz. pkg. semi-sweet chocolate chips
  • 16- oz. chocolate frosting

Instructions

  • Preheat the oven to 350-degrees.
  • Line a 9" x 9" OR 13" x 9" baking pan with tinfoil.
  • Spray the tin foil with butter-flavored cookie spray.
  • Press the remade cookie dough into the bottom of the pan.
  • Bake for approx. 20-25 minutes. (If the dough is thick, it may take longer. Check every five minutes for doneness with a cake tester).
  • Let the cookie dough cool.
  • Spread the frosting on top of the cookie dough.
  • Sprinkle marshmallows across the top of the frosting (as much or as little as you'd like).
  • Sprinkle chocolate chips on top of the marshmallows (as much or as little as you'd like).
  • Place in a warm oven until the marshmallows and chocolate chips begin to melt.
  • Let the treat cool.
  • Lift the tin foil to remove and cut the treats.

Nutrition

Serving: 1 | Calories: 472kcal | Carbohydrates: 66g | Protein: 3g | Fat: 23g | Saturated Fat: 10g | Polyunsaturated Fat: 13g | Trans Fat: 1g | Cholesterol: 4mg | Sodium: 237mg | Fiber: 2g | Sugar: 50g