How to Prepare Tasty Sweet Potato Yokan (Imo-yokan)

Sweet Potato Yokan (Imo-yokan).

You can have Sweet Potato Yokan (Imo-yokan) using 3 ingredients and 5 steps. Here is how you achieve that.

Ingredients of Sweet Potato Yokan (Imo-yokan)

1. You need 300 g of sweet potatoes (unpeeled).
2. It's 2 g of agar powder.
3. It's 80 ml of water.

Sweet Potato Yokan (Imo-yokan) instructions

1. Peel the sweet potatoes, cut in pieces and boil until soft..
2. Mush or push through a tamis (recommended) while the potatoes are hot..
3. Melt the agar powder in the water. Boil for about 2 minutes (stir time to time)..
4. Mix the agar water and the potato paste together..
5. Put the dough in a mold (rectangle or square) and smooth the surface. Leave until it gets firm. You can also put it in a fridge but not obligatory..