My advice: write down everything you eat. It's amazing what that "self honesty" can do for you. (Do you really want to have to confess that doughnut? I thought not.)
Alton BrownTake ice. Ice is fascinating to me. Ice is the one thing in our world that went from an agricultural product to being manufactured.
Alton BrownYou know, [skin] happens at the gravy boat stage - right? - or this happens when you're trying to keep it warm. So the way that I avoid this is I keep my gravy - the second it's done, I put it in a thermos, which will keep it hot and will prevent air from getting to the surface. And I keep it there till the last moment. The last thing that goes out to the table is the gravy, and I pour it out of the thermos and immediately move it in.
Alton Brown