On board British cattle boats crossing the Atlantic American soldiers strongly objected to the poor quality of food served, although the possibility of being sunk by a German U-boat was also a concern. The U.S. Navy, including Tar Heel sailors, helped protect shipping lanes and convoys of troops and supplies against such threats. The doughboys were given two meals daily, while orange marmalade, an English favorite, was served three times a day. It generally went overboard; they thought it tasted bitter!