Cinnamon sweet potato doughnuts

500g sweet potatoes- boil to soften.
1/2 tsp cinnamon
1/8 tsp nutmeg
1/2 tsp salt
1  1/2 cup flour
1 tsp baking powder
oil for deep frying
For dusting:
1 tsp cinnamon
1/2 cup fine sugar

1. Mix all the top ingredients together to form a dough. Roll into small balls and deep fry in hot oil until golden.
2. Drain in kitchen towel. Dust with cinnamon sugar. Serve warm.