1 pkg. yellow cake mix
1 med. unpeeled orange, finely ground
1 1/2 c. sugar
3 tbsp. cornstarch
1/4 tsp. salt
4 tbsp. (1/2 stick) butter
1 c. water
1 (3 1/2 oz.) can flaked coconut
1 pkg. fluffy white frosting mix

Prepare cake mix according to package directions. Fold in 1/3 cup ground orange. Pour into 2 greased and floured 8 x 1 1/2 inch round cake pans. Bake according to package directions. Cool 10 minutes. Remove from pans; cool on racks.

For filling, combine sugar, cornstarch, salt, butter, water, and remaining ground orange, cook and stir until mixture thickens and boils, cook 2 minutes more. Cool. Stir in coconut. split each layer once, making 4 layers.

To assemble, spread layers and top of cake with filling. Prepare frosting mix according to package directions. Spread on sides of cake. Garnish top with fresh orange sections.