Wash your raw rice and soak for 30 minutes. And grind

Add yeast, sugar, cooked rice to ur mixture, mix with a whisk and cover sightly and allow to seat for an hour under the sun or in a warm place

After an hour when the masa mixture has rised add coconut milk, baking powder, little salt, and your chopped onions and sugar to taste then mix with a whisk

In ur masa pan add little oil and rub by the sides of the pan and allow the oil to be hot.