Instructions
Go to the kitchen in your house, and the game will prompt you with following dialogue box: "Oh, and Nanako had gotten some sweet potatoes, so I made some daigaku-imo."
Press the "X" button on your controller to scroll through the message, and the dialogue will continue: "You have the ingredients to make daigaki-imo. You decided to make daigaku-imo. You made the sweet sauce."
Press the "X" button to proceed, and the game will ask you a question: "How should you prepare the sweet potato?"
Press the "Down" arrow on your controller and select, "Obviously, you deep-fry it, as even a child would know." From the choices and press the "X" button to enter the command. "You stir the sweet sauce into the fried sweet potato" will display as a message on-screen. You now obtain the "Crispy Daigaku-imo" item, which you can eat for an increase in hit points (HP). You character finishes off by saying: "It's gonna be good."