A method of providing sushi for consumption. The method includes preparing the sushi; placing the sushi in a humidified refrigerated storage unit at an ambient humidity level over 65% and under 99% and at a temperature between about 0° C. and about 7° C.; preserving for a period under fifteen hours the sushi in the humidified refrigerated storage unit to reduce loss of moisture of the sushi rice of the sushi during the preservation period; and removing the sushi from the humidified refrigerated storage unit prior to being served.