A biodigestate liquid-based fermentative media composition comprising: i) biodigestate liquid in the range of 15-25% v/v, ii) jaggery in the range of 2-6% w/v, iii) gram flour in the range of 0.05-0.15% w/v, iv) sodium chloride (NaCl) in the range of 0.4% w/v, v) buffering agent in the range of 0.1% w/v, and vi) dis...