The easily de-gradable waste materials mixed with organic waste waterfrom the kitchen is fed into plant through its inlet chamber. This waste is converted into bio gas and organic fertilizer with the help of special type of anaerobic microbes. The main component of this gas is methane which an non-conventional source of energy a very good cooling fuel. Generation of cooking gas at house hold level helps to overcome fuel crisis to a great extent. This also prevents the tendency of throwing the waste in public places.