Ingredients:
2 sticks butter
1/2 cup granulated sugar
3/4 cup confectioners’ sugar
2 egg yolks
1 tsp. vanilla
1 tsp. orange zest
2 1/4 cups flour
1/2 tsp. baking powder
1/4 tsp. salt
Beat 2 sticks butter, 1/2 cup granulated sugar, and 3/4 cup confectioners’ sugar until fluffy. Beat in 2 egg yolks, 1 teaspoon vanilla, and 1 teaspoon orange zest. Whisk 2 1/4 cups flour, 1/2 teaspoon baking powder and 1/4 teaspoon salt; stir into the butter mixture, then chill 30 minutes. Roll tablespoonfuls into balls and flatten on a cookie sheet with parchment paper; sprinkle with coarse sugar and bake 15 to 20 minutes at 350 degrees.