Here is Bobby Flay's recipe for BBQ sauce from his Mesa Grill cookbook. I can't wait to try this one, it looks good:
by Chef Bobby Flay
Chipotle-Molasses BBQ Sauce
Yield: About 5 1/2 cups
2 Tablespoons unsalted butter
1 large Spanish onion, coarsely chopped
3 cloves garlic, coarsely...