I have none.
Probably doesn't surprise you, right? I bet most of us don't have any professional training. Don't ask me the best way to cut an onion, because my way might not be the correct way. I'm self-taught. (Unless you count the awesome semester of home-ec I had in seventh grade. I hear they don't even offer that class anymore. That's where I learned the awesome caramel apple ice-cream topping I still use to this day. Too bad the sewing part didn't stick with me better.)
Sure, I dabbled around in the kitchen as a kid, but I headed off to college with no real knowledge of cooking. My mom gave me my first cookbook as a graduation present: