Tart Lime Wafers from The Modern Baker by Nick Malgieri

Ingredients

• 4 cookie sheets or jelly-roll pans lined with parchment or foil
• 3½ cups all-purpose flour (spoon flour into a dry-measure cup and level off)
• 1¾ cups sugar
• ¼ teaspoon salt
• 1½ cups plain or green crystal sugar or granulated sugar
• Zest of 2 large limes removed with a Microplane grater
• Zest of 1 large lime removed with a Microplane grater
• 2 large eggs
• 12 ounces (3 sticks/350grams) unsalted butter, cut into 24 pieces