NYT Cooking: Make a batch of this sauce before guests come to dinner, keep it warm in the oven while they eat, then spoon it over vanilla ice cream for dessert: That’s a win. Or make it in the morning and pair it with pancakes. Mr. Flay, the voluble chef and television star, pairs it with <a href=" http://cooking.nytimes.com/recipes/1017748-bobby-flays-double-chocolate-pancakes">double-chocolate pancakes</a>. That is a very serious business.
