Looking to save some money on some chines food? Then you will like this freebie — Panda Express is introducing its newest menu item, Kobari Beef. The new dish features sliced marinated beef tossed in a wok with mushrooms, leeks, onions, red bell peppers, and Panda Express’ Kobari sauce which is inspired by Korean BBQ. To promote the new dish, Panda Express is hosting a Free Kobari Beef Day on Wednesday, September 29, 2010. Starting tomorrow, you can visit the Panda Express Facebook page to print out a coupon for a free single serving of Kobari Beef on the 29th. Valid at participating locations.