Cooking food over an open fire imparts all sorts of flavor. Grilling tends to be quicker, less messy and more convenient than cooking in the kitchen — particularly during the dog days of summer. Outdoor grills are seemingly everywhere, including many backyards across the country. That grills are so commonplace doesn’t mean that everyone grilling is employing the right techniques. Becoming the ultimate grillmaster involves understanding the subtleties of grilling and avoiding common mistakes so food can look and taste that much better. 1. Not prepping the food: The French culinary term for preparing to cook is “mise en place.”...