Diced Celery and Onion, 7 oz, UPC 643550000429; Diced Celery and Onion, 19 oz, UPC 643550000351; Diced Celery and Onions, 8oz, UPC 643550000504, clear plastic containers sold in Wegmans; Diced Celery & Onions, Celeri et oignons frais, en des, 198g, UPC 643550000467. Diced Celery and Onions, 5lbs, "Crossvalley" label, no UPC.

Reason: Gills Onions is recalling diced and slivered red and yellow onions and diced celery and onion mix because they may be contaminated by Listeria monocytogenes.

Code information: USA Lot code: 22YAA1A2184 for 7oz and 19oz., Canada Lot code: 22YAA1A2184 for 198 g. Expanded on July 25, 2012 to include: USA Lot code: All lots for 7oz, 8oz, and 19 oz on or before August 3, 2012. Canada Lot Code: All lots for 198 g on or before August 3, 2012.

Distribution pattern: Nationwide in the US and to Canada