Glutinous rice cooked in coconut cream, sugar, and few salt, then while it is still half-cooked, a scoop of it is placed in a spread of layered banana leaves. The edges of filled banana leaves is gathered together and tied like a pouch and then cooked further in boiling water or thinned coconut milk to complete the cooking. Binutong is traditionally served with hot chocolate and grilled or fried dried fish.

Source: http://pinoyfoodillustrated.blogspot.com/2010/12/binutong-bi-nu-tong-bicolano-delicacy-n.html