In a chopper, add chicken, onion, salt, black pepper crushed, soy sauce, cornflour and chop well.
Add water and chop again.
Take out in a bowl,add garlic,green onion,cooking oil,mix well & set aside.
In a bowl,add all-purpose flour,salt and mix well.
Add cooking oil and mix well until it crumbles.
Gradually add water and knead until hard dough is formed,cover and let it rest for 15 minutes.
Knead dough again until smooth,cover with cling film and let it rest for 10 minutes.
Knead dough again and divide into four equal parts.
Take one part and roll out with the help of rolling pin then cut into round shape with the help of the cutter (3 inch) and cover with kitchen towel.
Take one small rolled dough,sprinkle dry flour and roll out with the help of rolling pin (as thin as possible),add chicken mince filling at the center,apply water and bring the edges together,press and seal to make a momo.
Repeat the step with the remaining rolled dough (makes 24-25).
In steam pot,add water,place steam rack,cover and bring it to boil,grease steam rack with cooking oil and place prepared momo.
Cover and steam cook on medium flame for 12-15 minutes.
Serve with soy sauce & hot chili sauce!