Green Valley Food Corp. of Dallas, TX on Saturday said it has expanded its recall of alfalfa sprouts from 650 cases to 6,723 cases that may be contaminated with Salmonella.

There so far have been no related illnesses confirmed, the company said in its latest news release. Green Valley said the recall is based on a customer’s Dec. 12 random sample of sprouts that tested positive for Salmonella.

The recalled alfalfa sprouts include the following products with use-by dates ranging from Dec. 22, 2011 to Jan. 1, 2012:

– “Let’s Grow Healthy Together!” alfalfa sprouts in 5 oz. containers with the UPC number 714722228818

– “Let’s Grow Healthy Together!” spicy sprouts in 5 oz. containers with the UPC number 71472222991

– alfalfa sprouts in 4 oz. clamshells with UPC number 815098001088

– “100% Natural Onion Sprouts” in 4 oz. clamshells with UPC number 815098002054

The recalled sprouts were distributed in Texas to retail grocery stores and food distribution centers with scheduled deliveries from Dec. 7, 2011 to Jan. 1, 2102.