"Not like I'm asking you to chew glass or anything. All y'gotta do is keep sti..." Dean realises what he's saying - or more accurately who he's saying it to - and backtracks quickly; 'just keep stirring' isn't exactly complicated, but if there's a way to screw up Sam'll probably find it. It's insane how someone can be a friggin' near genius when it comes to most things and yet come over all retarded over something simple like making cheese sauce.
"Just drain the pasta. If you can screw that up I'm dumping you at the pound and getting a puppy. Bitch."