In a large mixing bowl, add all the ingredients for the batter in and mix well to get a smooth batter.
Using a deep wok, add 2 tbsp oil and fry the dried shrimps, sausage, mushrooms and white part of the green onion for 3-5 mins.
Add in the white radish and continue frying for 3 mins.
Add in the water and bring to boil.
Stir in the batter mix and mix well using a spatula.
Mix until it form into a smooth dough.
Oil a 9 inch square tin and transfer the dough to the tin and smooth out the surface.
Steam for one hour.
Cool completely before cutting into slices.