Melting Moments with Lime

These cookies have many names. Besides Melting Moments, they’re also known as Mexican Wedding Cookies or Lime Coolers. Add walnuts to the mix, and you’ve got Snowballs. Whatever you call them, I love them–their sweet-tart, melt-in-your-mouth texture; the powdered sugar residue you get to lick from your lips after the cookie’s gone; that they’re small