Nishant Bioenergy developed its first stove in 1999 and named Sanjha Chulha (community-cooking stove) is an "Institutional Cook Stove" for use with multiple cooking pot and hot water tank as combined cooking. The stove name is derived from a village tradition where women would cook all their chappatis / rotis (Indian bread) on a ""Sanjha Chulha"", which was a communal earthen cook stove used by everyone. The stove was designed by Ramesh K. Nibhoria who also designed the Earth Stove for cooking and frying use with a single pot. Earth Stove has two model, one is fixed pellet feed and second one with automated pellet feeding system. Earth Stove with automated pellet feeding system is very innovative and has controls on heat intensity from zero to full like LPG. New design is applied for patents and also being registered under copy write acts.