Scoff if you must at mass domestic beers, but lessons learned from the makers of Budweiser and Miller Lite are helping to make sure your craft beer tastes the same from pint to pint. Far from the small and scrappy crew of home brewers that started the movement, craft brewers increasingly are turning to employees of much larger shops like Anheuser-Busch and MillerCoors to tap their experience in creating beer with a consistent flavor and quality time after time on a large scale.