While some student live off pizza, it isn't necessarily a staple. But the occasional pie can be a source for not only the day's nutrition but also the day's entertainment. Add roughly a few bucks a head and a vehicle. You're looking for frozen dough, cans of pizza sauce, and a favorite topping for each person. Pizza pans should be available through your dormitory or someone you know who lives off-campus.
Conventional wisdom says that too many chefs in the kitchen spoils the broth.
Throw that out the window. Have fun, be creative. Try to keep the sauce on the pizza and not your friends. My Resident Assistant surrounded himself with eager frosh by merely providing a small piece of said foil for each of his Residents. The rest of the evening was spent not burning ourselves on the foiled potato as it came out of the oven and running to the television to watch Rush Limbaugh.