US Patent 7169426 Freezing vegetables

The present invention relates to a process for the production of a frozen vegetable or part thereof, wherein said process comprises the steps:(i) heat-treating a vegetable or part thereof;(ii) under-cooling to a maximum core temperature of less than or equal to −5° C.;(iii) reducing the core temperature to less than or equal to −18° C.;The invention also provides a frozen vegetable or part thereof comprising a core ice content, characterised in that at least 40% of said core ice content is located within a plurality of cellular structures, wherein the perimeter of each cellular structure is defined by a cell wall.