Citrus Cake

1 box yellow cake mix
1 three ounce package instant lemon pudding mix
1 cup orange juice
1/2 cup olive oil
4 eggs
1 can white frosting
mandarin oranges to garnish (if desired)
non-stick cooking spray

1. Spray two round cake pans with non-stick cooking spray.  Preheat oven to 350 degrees.
2. Combine cake mix, pudding mix, orange juice, oil and eggs in a large mixing bowl.  Using an electric mixer, beat on medium speed until well blended.
3. Bake for 25 to 30 minutes or until a toothpick inserted into the center comes out clean.
4. Remove cake halves from pans and cool.
5. Frost the flat side of one half, top with second half (curved side up) then frost first the sides and then the top of the cake.  Garnish with mandarin orange slices if desired.