METHOD FOR STERILISATION OF PRESERVES "PUREE OF SPINACH WITH MILK" Russian patent published in 2013 - IPC A23L3/04 

FIELD: food industry.

SUBSTANCE: invention is related to preservation industry. The method for sterilisation of puree of spinach with milk involves three-stage heating of preserves in baths filled with 80°C and 100°C water and in a 120°C calcium chloride solution during 5, 5 and 35 minutes respectively with subsequent three-stage cooling in baths filled with 100°C, 80°C and 60-40°C water during 5, 5 and 10 minutes respectively; during the whole process of heat treatment the jars are turned upside down with a frequency equal to 0.1 s^-1. Heating and cooling are performed at temperatures equal to 100°C and 80°C in the same baths.

EFFECT: method ensures saving heat energy and water, the process duration reduction and the ready product quality enhancement.