The Waffle Restaurant is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

The Waffle Restaurant can be your commander. If it is, your deck can contain any basic land cards and cards of any color identity that can create Food tokens. : Add . , : Target opponent gains control of any number of Foods you control. You draw that many cards and create that many Treasure tokens.