Date and Nut Half-Moon Pies from Mrs. Witty's Monster Cookies by Helen Witty

Ingredients

• ¼ cup (½ stick) unsalted butter, at room temperature
• 2 tablespoons vegetable shortening
• ½ cup granulated sugar
• 2 tablespoons honey, or substitute dark corn syrup or light corn syrup
• 1 cup (packed) packaged pitted dates, whole or cut up (they come in both forms)
• ½ cup water
• 1½ to 3 teaspoons lemon juice, as needed
• ½ cup coarsely chopped walnuts
• 1 teaspoon finely grated lemon rind (colored outer layer only, no pith)
• Big pinch (⅛ teaspoon) ground nutmeg
• 1 egg
• 1 egg yolk
• ¼ teaspoon salt
• Lemon juice, if needed
• 1¾ cups all-purpose flour
• 1 teaspoon baking powder