Black Sesame Rolls

Ingredients:
2/3 C black sesame seeds
2 T corn oil
3 C water
1 1/4 C sugar
1/2 C water chestnut powder
1/2 C cornstarch

Method:
1. Toast sesame seeds until fragrant and place in blender until powder-like.
2. Add oil and purée 5 minutes, or until mixture resembles soft peanut butter.
3. Add 1 C of water. Process until paste dissolves.
4. Add remaining water, sugar, water chestnut powder and cornstarch.
5. Process until blended.
6. Pour batter into thin layers on a grease square tray and steam each layer for 4 minuts or until set.
7. Remove and cool.
8. Loosen sides with a spatula and roll up lengthwise with the seam on the bottom.
9. Cut into 5 cm rolls before serving.