Gigantic potatopancakes

"I live in Upstate New York, and every public event that I've been to so far had these pancakes. Starting with infamous New York State Fair and ending at a Food Tent during our elementary school 5K run, there is always going to be an electric griddle, buckets of grated potatoes, divine smell of fried potato and onion in the air, and a line of people waiting for their pancakes. They are always served on a large paper plate, with a generous mound of sour cream, or apple sauce, or both. Nothing fancy, just a comforting snack (or an entire meal!) that is oh-so-delicious!..."