Methods for preserving fresh produce

Details Methods for preserving fresh produce Methods for preserving fresh produce

A - Human Necessities

23

B

A23B 7/153 (2006.01) A23B 7/00 (2006.01) A23B 7/10 (2006.01) A23B 7/154 (2006.01) A23B 7/157 (2006.01) A23B 7/16 (2006.01) A23L 3/34 (2006.01)

Patent

CA 2486990

The present invention pertains to methods of preserving fresh produce with a produce preservative which extends the shelf life of fresh produce, particularly cut fresh produce. The produce preservative preserves the texture, flavor, appearance, crispness, and color of the fresh produce, particularly the exposed surface of the fresh produce. The method comprises the following steps: providing a solution of produce preservative comprising: water, magnesium ions or zinc ions or tin ions; and ascorbate ions, or erythorbate ions; wherein the magnesium ion or zinc ions or tin ions and ascorbate ions are present in a mole ratio of preferably from 0.2:1 to 8:1, more preferably from 0.75:1 to 8:1, more preferably from 1:1 to 4:1, most preferably 1.5:1 to 3:1, applying said produce preservative to the produce; applying said produce preservative to the produce.

L'invention concerne des procédés visant à conserver des produits frais au moyen d'un conservateur qui allonge la durée de stockage de ces produits, en particulier les produits frais coupés. Ledit conservateur assure le maintien des caractéristiques suivantes: texture, goût, apparence, aspect craquant et couleur, en particulier s'agissant de la surface exposée des produits frais coupés. On décrit un procédé qui repose sur les étapes suivantes: fourniture d'une solution de conservateur renfermant de l'eau, des ions magnésium, zinc ou étain; et des ions ascorbate ou érythorbate; les ions magnésium, zinc ou étain; et les ions ascorbate, sont présents selon un rapport molaire compris de préférence entre 0,2:1 et 8:1, et de préférence encore entre 0,75:1 et 8:1, mieux encore entre 1:1 et 4:1, et idéalement entre 1,5:1 et 3:1; application du conservateurs aux produits frais considérés.

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