Combine flour, cornstarch, soda, salt, and spices; set aside.
Combine eggs, oil, buttermilk, sugar, and vanilla; beat until smooth. Stir in flour mixture, fig preserves, and pecans. Pour batter into a well - greased 13- x 9- x 2 - inch baking pan.
Bake at 325° for 45 minutes or until a wooden pick inserted in center comes out clean.
Spread Buttermilk Candy Frosting over warm cake.