Kosher Training Videos Kosher training begins with the online videos supplied by the Dallas Kosher Chili Cook-off. These videos are from the team training classes presented in the Spring of 2012 at Tiferet Israel in Dallas, Texas. View the videos: Greetings and Brief Q&A from Two Dallas Kosher Chili Cook-off Founders Healthy Cooking Habits for Dallas Kosher Chili Cook-off Teams Team Training and Q&A with Dallas Kosher