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Chocolate Marshmallow Cookies

The marshmallows act as a gooey surprise in the middle of these cookies!

Quick Facts

Prep Time: 15 minutes
Bake Time: 8 to 10 minutes
Yield: 24 cookies


  • 1-3/4 cups all-purpose flour
  • 3/4 cup cocoa powder
  • 1/2 teaspoon baking soda
  • 3/4 teaspoon salt
  • 1/2 cup butter OR margarine, softened
  • 3/4 cup sugar
  • 1/4 cup Karo® Light Corn Syrup
  • 1 egg
  • 1-1/2 teaspoons pure vanilla extract
  • 1/2 cup milk
  • 12 large marshmallows, halved


  • 3 cups powdered sugar
  • 6 tablespoons butter OR margarine, softened
  • 1/3 cup cocoa powder
  • 1/3 cup milk
  • 1 teaspoon pure vanilla extract


  1. Preheat oven to 375ºF.
  2. Whisk together flour, cocoa powder, baking soda and salt in a medium bowl, set aside. 
  3. Combine butter and sugar in a large mixer bowl and beat on medium speed until pale and fluffy, scraping down sides as needed.  Add corn syrup, egg and vanilla.  beat on medium speed for 2 minutes.  Gradually add flour mixture alternately with milk until all is well blended.
  4. Drop dough by tablespoon 2-inches apart on baking sheet sprayed with cooking spray.  Bake 6 to 8 minutes until set.  Remove from oven and immediately press a marshmallow half on top of each cookie.  Return to oven and bake an additional two minutes.  Cool completely on a wire rack. 
  5. Frosting:
  6. Whisk together powdered sugar and cocoa powder in a large mixer bowl.  Add butter, milk and vanilla and beat on medium speed 2 minutes or until smooth.  Spread about 1 tablespoon of frosting on top of each cookie.