Christmas Sugar Cookie Cut-Outs

Name: Christmas Sugar Cookie Cut-Outs
Prep time: 35 min
Cook time: 12 min
Total time: 47 min
Cuisine: American
Ingredients: 1 1/2 cups flour, plus extra for rolling; 1 teaspoon baking powder; pinch of salt; 1/2 cup unsalted butter, softened; 1/2 cup granulated sugar; 2 large egg yolks (save the whites for the frosting); 1 teaspoon Rodelle vanilla extract; 2 cups powdered sugar; 1 tablespoon freshly squeezed lemon juice; 2 large egg whites; 1 tube green frosting with small tip; red and green nonpareils sprinkles; star sprinkles