Mix the ingredients for water dough and set aside.
Mix the ingredients for oil dough and set aside.
Divide the water and oil dough into 2 equal dough balls each.
Flatten the water dough ball and wrap oil dough ball in it. Gently press until the ends are sealed.
Roll out the wrapped dough flat into a rectangle sheet and fold into the dimension desired (about 5cm). Flatten and roll it up like a swiss roll then cut into 6 equal dough pieces.
Repeat step 4 and 5 for the other water and oil dough balls.
Roll out each dough piece flat and wrap the filling in the middle. Gently press until the ends are sealed.
Deep fry in oil at 170°C for about 10 minutes or until golden brown.