“…Retortable pouches having three layer configuration of polyester/aluminium foil/cast polypropylene can perform the packaging function as that of metal cans and is free from disadvantages like poor barrier properties, pin holing and poor seal strength Vijayan et al, 1998). Fish curries packed in retortable pouches and processed in steam air mixture using over pressure autoclave were found to be in acceptable condition for more than one year at ambient storage (Srinivasa Gopal et al, 2001;Sonaji et al, 2002;Manju et al, 2004;Ravishankar et al, 2002Ravishankar et al, , 2008Mohan et al, 2006Mohan et al, , 2008Mohan et al, , 2014Mohan et al, , 2015. Compared to steam-air retorts, water immersion and still water spray retorts are found to be advantageous as the air pockets will not be formed inside the retort in latter types (Hardt-English, 2003).…”