Lemon Cookie Bars

Ingredients

For the Bars:
• 2 ¼ cup unbleached all purpose flour
• 1 teaspoon baking powder
• ½ teaspoon salt
• ¾ cup granulated sugar
• Zest of 1 large lemon
• ¼ cup butter, softened
• ½ cup nonfat plain greek yogurt
• ¼ cup powdered sugar
• 2 large eggs
• 1 tablespoon fresh lemon juice
For the Frosting:
• 3 ½ cups powdered sugar
• ½ cup of butter (1 stick), softened
• ¼ cup of milk
• 1 tbsp lemon zest
• 2 tbsp lemon juice

Instructions

To Make the Bars:
1. Preheat oven to 350 degrees. Lightly grease a 9x13 inch pan.
2. In a bowl, mix together the flour, baking powder and salt. Set aside. In another bowl, mix together the yogurt, powdered sugar, eggs and lemon juice then set aside.
3. In a mixing bowl, mix together the sugar and lemon zest for 30 seconds, or until fragrant. Add in the butter, turn mixer to medium and beat until light and fluffy (approximately 2-3 minutes). Turn mixer to low and alternate adding the flour mixture and the yogurt mixture. Stir until combined.
4. Turn off mixer and pour cookie dough into the 9x13 inch pan. Press evenly into the pan with the back of a spatula or with wet fingertips.
5. Bake at 350 degrees for 14-20 minutes, or until bars are just barely set in the middle. Remove from oven and allow to cool. Frost bars when cool
To make the frosting:
6. In a mixing bowl, stir together the powdered sugar, butter, milk, lemon zest and lemon juice until light and fluffy. Frost the cookies with the frosting.

Notes