In this episode Recipes Grilled Hamburgers with Cognac, Mustard, and Chives Burgers often come off the grill tough, dry, and bulging in the middle. To our surprise, making a shallow depression in the center of the patty was the first step toward a great burger. Recipes Grilled Italian Vegetables with Thyme and Garlic To avoid precooking, slice the vegetables just right and use the correct cooking temperature. Taste Tests Hot Dogs Americans spend $1.5 billion on store-bought hot dogs. We compiled a 20-person tasting panel to determine where that money should be spent.