Sandwich cookies

Ginger thins

• In the bowl of an electric mixer outfitted with the paddle attachment, cream the butter until light and fluffy.
• Add molasses and granulated sugar.
• Mix until well blended, about 3 minutes.
• Sift flour, soda, ginger, and salt into a medium-sized bowl and set aside.
• Add the egg white to the butter mixture and mix until just combined, scr