Dallas Morning News Wine Competition: Held annually since 1985. Contains an entry form [PDF format], rules, judging information, and a history.
Dallas Wine and Food Festival: Annual spring festival featuring wine and food pairings, and the Rising Stars Chefs' Awards.
Food and Vine Times: Food and wine festival in Houston and Galveston, with tastings and vintner dinners. Includes ticket information and exhibitor lists.
Grapevine Grapefest: Annual fall event in September with tastings from regional wineries, live music, and a grape stomp. Includes hours, admission, special events, directions and a map location.
Texas Hill Country Wine and Food Festival: Annual spring event in Austin with several events including tours of local wineries, cooking seminars, and a rare wine auction.