1 yellow cake mix
1 can Hershey's chocolate syrup
1 c. orange juice
3 eggs
1/2 c. oil
1 pkg. instant pistachio pudding, dry

Mix above ingredients. Pour 1/2 batter into greased bundt pan. Add chocolate syrup to rest of batter and cut the chocolate batter into first half. Bake 1 hour at 350 degrees.