I ordered the chicken salad sandwich, then saw the little folded-up brochures containing nutrition information and ingredient lists, so I picked it up and read through it, only to discover that despite the appearance of whole wheat bread, their chicken salad sandwich was most certainly NOT on whole grain bread.
Whatever the issue, you're going to want to get in touch with their customer service department. The easiest way to contact Amazon's customer service department is by using their toll-free phone number at 1-888-280-4331.
For General queries, call Amazon customer service phone number: 0800 496 1081. All queries regarding buying and selling can be solved on this number. Other way to contact Amazon is by calling on their localised London number: 0207 084 7911.