Yup, that's the beauty of the UDS. You'll never waste charcoal. What you don't use this time, just reuse next time. Fill that sucker up!
Big JT's Smokin' BBQ Competition Team
"The path was worn and slippery. My foot slipped from underneath me, knocking the other out of the way, but I recovered and said to myself, 'It's a slip and not a fall.'"