A delicate cake that has a double dose of tangy brightness, thanks to a zest-filled batter and a silky citrus glaze. The optional candied lemon-rind topping adds a design element that will have the crowd swirling with delight.
INGREDIENTS:
-10 tablespoons unsalted butter, room temperature, plus more for pan
-1 1/3 cups sugar
-1 1/2 teaspoons baki...