1. Cook the sweet potatoes in some water until soft.
2. Grind it with a food processor until mushy.
3. Add the rest of the ingredients and make into a soft pliable dough.
4. Divide into small balls
5. Press it down with the palm of your hands and roll it thin flatbread
6. Cook it with little butter (or oil for less calories) until brown
7. Turn the other side and cook likewise.
8. Serve hot.

Note:
A good source of Vit C, manganese and dietary fibre

Courtesy: http://chefinyou.com/