- ½ cup sugar
- ½ cup crystallized ginger
- 16 tablespoons unsalted butter
- 1 2/3 cups all-purpose flour
- 1/3 cup white rice flour or cornstarch
- 1 teaspoon ground ginger
Position a rack in the center of the oven and preheat to 350°F. Lightly butter a 9 1/2-inch springform pan. In a medium bowl, using a hand-held electric mixer at high speed, beat the butter until creamy, about 1 minute. Add the sugar and beat until the mixture is light in color and texture, about...