Peel the purple yam, peel and mash. Boil the potatoes, peel and mash.
Divide all ingredients into half.
In a mixing bowl, add the mashed yam , half of the crushed peanuts, coconut, ginger, chilly paste, sugar, peppers, lemon juice and salt and mix well. Similarly add all ingredients to the boiled potatoes and mix well.
Grease a baking dish.
We are going to make the handvo into three layers.
Divide the yam mix into two parts.
Spread one part in the baking dish.
Now spread the potato mix.
The third layer is again with purple yam.