Panda Express Mandarin Teriyaki Sauce. Panda Express® Mandarin Teriyaki Sauce. Chinese kitchen.Net Wt 20.5 oz (1 lb 4.5 oz) 581 g.Panda express mandarin sauce. Bring the bold flavors of our Grilled Teriyaki Chicken to your kitchen with this slightly sweet and seriously savory sauce that's as delightful on steak and pork as it is on poultry. Enjoy. Family owned. EST 1983.No high fructose corn syrup. No MSG added except for that naturally occurring in soy sauce, flavors containing yeast extract, and hydrolyzed soy protein. Panda Express® is a registered trademark of Panda Restaurant Group, Inc. Panda Express Mandarin Teriyaki Sauce, 20.5 OZ