1 box Duncan Hines yellow butter cake mix
4 eggs
3/4 c. cooking oil (any oil except Crisco)
1 (11 oz.) can mandarin orange slices (with liquid)

Empty cake mix into a large bowl; add oil first and beat in one egg at a time. Add orange slices and liquid; mix well. Line three cake pans with waxed paper. Divide dough. Bake at 350 degrees for 18-20 minutes.

FROSTING:

1 (20 oz.) can crushed pineapple, chilled
1 sm. box instant vanilla pudding
1 (9 oz.) container Cool Whip

Mix together and chill pineapple and vanilla pudding until thickened. Fold in Cool Whip. Frost cake which is completely cooled.

Note: Make the entire cake at least the day before and refrigerate. The same cake can be frosted with the following:

1 stick butter, softened
1 box powdered sugar
1 c. pecans, finely chopped
1 (8 oz.) pkg. cream cheese, softened
1 tsp. vanilla

Mix all together and let stand a few minutes, then frost cake.