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Stack of frosted brown butter sugar cookie bars.
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Brown Butter Sugar Cookie Bars

Brown Butter Sugar Cookie Bars with Fluffy Buttercream Frosting are perfect for serving at parties and are easier to make than sugar cookies.
Course Dessert
Cuisine American
Prep Time 20 minutes
Cook Time 25 minutes
Total Time 45 minutes
Servings 48 bars
Calories 175kcal

Ingredients

Fluffy Buttercream Frosting

  • ½ cup butter, softened
  • ½ cup vegetable shortening
  • 4 cups powdered sugar
  • ½ cup marshmallow cream
  • 1 teaspoon vanilla extract
  • 1 tablespoon milk
  • 1 teaspoon food coloring use more as needed

Instructions

  • Preheat the oven to 350°F. Brown the butter in a saucepan, pour into a large bowl, and allow it to cool to room temp.
  • Mix baking soda and water together and set aside.
  • Cream together butter, shortening and sugar.
  • Add eggs and vanilla, mix well.
  • Stir in the baking soda and water mixture and the salt.
  • Add the flour, one cup at a time, mixing well after each addition.
  • Spread batter in a greased jelly roll pan.
  • Bake at 350°F for 20-25 minutes. Do not overbake.
  • Allow the bars to cool completely before adding the buttercream frosting.

Fluffy Buttercream Frosting

  • Beat together butter and shortening until smooth.
  • Beat in the marshmallow cream.
  • Mix in the powdered sugar, one cup at a time.
  • Beat in the milk and vanilla extract until fluffy.
  • Stir in the food coloring.

Nutrition

Serving: 1slice | Calories: 175kcal | Carbohydrates: 22g | Protein: 2g | Fat: 9g | Saturated Fat: 4g | Polyunsaturated Fat: 4g | Cholesterol: 28mg | Sodium: 177mg | Sugar: 13g
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