Cookies: 1 cup butter 2 cups white sugar 2 eggs 16 ounces ricotta cheese 2 tsp vanilla extract 4 cups all-purpose flour 1 tsp baking powder 1 tsp baking soda FROSTING: ½ cup milk 1 tsp butter 4 cups confectioners’ sugar 1 tbsp lemon extract Multi-colored candy sprinkles (large container).