Ingredients

  • 12 cup unsalted butter, at room temperature
  • 1 cup light brown sugar, packed
  • 1 large egg
  • 1 teaspoon vanilla
  • 1 tablespoon light corn syrup
  • 2 cups all-purpose flour
  • 2 tablespoons cocoa powder
  • 12 teaspoon baking powder
  • 14 teaspoon salt
  • 12 cup buttermilk, at room temperature
  • 12-1 ounce green liquid food coloring
  • 8 ounces cream cheese, at room temperature
  • 5 tablespoons unsalted butter, at room temperature
  • 2 teaspoons vanilla extract
  • 2 12 cups powdered sugar

Method

  • Preheat oven to 375 degrees.
  • Line baking sheet with parchment paper, with pencil side down.
  • Beat butter and sugar in mixing bowl on medium high speed until light and fluffy, about 2-3 minutes.
  • Add egg and beat until well incorporated.
  • Mix in vanilla and corn syrup and beat about 30 seconds more.
  • Combine flour, cocoa, baking powder and salt in a small mixing bowl.
  • Add 1/3 of the mix to the batter and beat on low speed until just incorporated.
  • Add 1/2 of the buttermilk and beat until just incorporated.
  • Repeat with another 1/3 of the flour mix and the rest of the buttermilk and finally the last 1/3 of the flour mix.
  • Scrape sides of the bowl as needed.
  • Finally add food coloring, start with about 1/2 and mix until the color is uniform but do not over beat.
  • Transfer batter to a piping bag fitting with a large round tip and pipe onto parchment paper.
  • Bake about 8 minutes until the cookies are set.
  • Cool about 5 minutes on the pan and then transfer to a wire rack to cool completely.
  • Beat cream cheese and butter on medium high speed until smooth and fluffy, about 3 minutes.
  • Add in vanilla and beat about another minute.
  • Add powdered sugar, 1 cup at a time beating on low until incorporated.
  • Transfer to a piping bag and pipe onto back of 1/2 the cookies.