Daigakuimo is a Japanese candied sweet potato.

Ingredients

    * 1 pound (½kg) sweet potatoes
    * 1/3 cup sugar
    * 1 tsp soy sauce
    * 2 tbsp water
    * 1 tsp sesame seeds
    * vegetable oil for frying

Procedure

   1. Cut sweet potatoes into bite-sized pieces.
   2. Heat the oil and fry the sweet potatoes at 350°F (175°C) until brown.
   3. Mix water, sugar, and soy sauce in a pan. Put the pan on low heat.
   4. When the liquid turns sticky, remove from the heat and add fried sweet potatoes. 
Quickly mix the potatoes with the sticky sugar.
   5. Sprinkle sesame seeds over the coated sweet potatoes.