For the royal icing: In the bowl of a stand mixer fitted with a paddle attachment, combine the powdered sugar, egg whites, and lemon juice. Beat on low speed until combined, then increase to ...

These Sourdough Lemon Cookies are soft, sweet, and bursting with a bright lemon flavor from fresh zest and juice - all with the unique tang of sourdough discard! Drizzled with lemon icing, they’re ...