10 surprising gluten-containing foods By Elisa Bosley | August 28, 2013 4/11 4. Sushi Rice, seaweed, fish … what could go wrong? Plenty: Imitation crabmeat (common in grocery sushi) contains wheat as a binder. Then there’s the soy sauce: a well-known gluten-containing ingredient. 0 comment 38 Facebook LinkedIn Twitter Google + Pinterest Print