In Texas, Robert Earl Keen probably comes as close to being the official Bard of Barbecue as anybody we’ve got. You might quibble with his spelling, but not his sentiment: Don't give me no broccoli Or any Swiss fondue Baby if you want to rock me Give me good ole barbeque And what, you ask, puts us in such a mood for song? After seven years of blogging about smoked meats, the Texas BBQ Posse is launching a full blown Web site about our favorite topic. Don’t worry. Our main mission remains the same. We’ll tell the stories of the people and places…