Luke F Laborde

US Patent:

54827272, Jan 9, 1996

Filed:

Jul 21, 1994

Appl. No.:

8/279241

Inventors:

Luke F. LaBorde - Madison WI
Joachim H. von Elbe - Madison WI

Assignee:

Friday Canning Corporation - New Richmond WI

International Classification:

A23L 1272

US Classification:

426270

Abstract:

There is provided a method for improving the color of containerized green vegetables, comprising the steps of: (a) blanching the vegetables for an extended period of time; (b) packing the blanched vegetables into a container along with an aqueous packing solution containing zinc or copper ions; (c) sealing the container; and (d) subjecting the containerized vegetables and packing solution to a sterilization process. Alternatively, the method may comprise the steps of: (a) holding the vegetables at an elevated temperature for a predetermined period of time; (b) blanching the vegetables with an aqueous blanching solution containing zinc or copper ions; (c) packing the blanched vegetables into a container along with an aqueous packing solution; (d) sealing the container; and (e) subjecting the containerized vegetables and packing solution to a sterilization process.