Passion fruit jam and preparation method thereof

A technology of passion fruit and jam, applied in food preparation, food science, food ingredients as color, etc., can solve the problems of peel discarding and waste, achieve the effect of improving production efficiency, reducing production cost, and maintaining bright colors

Inactive Publication Date: 2015-11-04
谭强
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, at present, in the development of passion fruit products in my country, the peel is often discarded as a by-product, causing waste

Method used

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  • Passion fruit jam and preparation method thereof

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] The preparation method of passion fruit jam of the present invention, it comprises the steps:

[0038] (1) Selection and cleaning of passion fruit: select 10 kilograms of fresh, complete and non-rotten purple passion fruit, and wash it for later use;

[0039] (2) Freezing: Freeze the passion fruit completely at a temperature below 0°C.

[0040] (3) Ironing: Soak the frozen passion fruit completely in boiling water at 100°C for ironing, and the time is controlled within 4 minutes;

[0041] (4) Cold soaking to remove the outer skin: Soak the blanched passion fruit in cold water below 10°C for 5 seconds, and quickly peel off the outer skin.

[0042] (5) Soaking and thawing: The passion fruit after peeling off the outer skin is soaked in water containing 0.5% citric acid and 0.1% ascorbic acid for 10 minutes to thaw.

[0043](6) Separation and collection: Cut the passion fruit with the outer skin removed, take out the pulp, juice and seed kernels, and collect the remainin...

Embodiment 2

[0048] The production method of passion fruit jam of the present invention, it comprises the steps:

[0049] (1) Selection and cleaning of passion fruit: select 10 kilograms of fresh, complete and non-rotten purple passion fruit, and wash it for later use;

[0050] (2) Freezing: Freeze the passion fruit completely at a temperature below 0°C.

[0051] (3) Ironing: Soak the frozen passion fruit completely in boiling water for 1-2 minutes;

[0052] (4) Cold soaking to remove the outer skin: Soak the blanched passion fruit in cold water at 0-5°C for 1-2 seconds, and quickly peel off the outer skin.

[0053] (5) Soaking and thawing: The passion fruit after peeling off the outer skin is soaked in water containing 0.05% citric acid and 0.03% ascorbic acid for 10 minutes to thaw.

[0054] (6) Separation and collection: Cut the passion fruit with the outer skin removed, take out the pulp, juice and seed kernels, and collect the remaining peel. Add 5L of water by weight to the obtain...

Embodiment 3

[0059] The production method of passion fruit jam of the present invention, it comprises the steps:

[0060] (1) Selection and cleaning of passion fruit: select 1 kg of fresh, complete and non-rotten purple passion fruit, and wash it for later use;

[0061] (2) Freezing: Freeze the passion fruit completely at a temperature below 0°C.

[0062] (3) Ironing: Soak the frozen passion fruit completely in boiling water for 9-10 minutes;

[0063] (4) Cold soaking to remove the outer skin: Spray the blanched passion fruit in cold water at 15°C for 5 seconds to quickly peel off the outer skin.

[0064] (5) Soaking and thawing: The passion fruit after peeling off the outer skin is soaked in water containing 0.5% citric acid and 0.1% ascorbic acid for 1 minute to thaw.

[0065] (6) Separation and collection: Cut the passion fruit with the outer skin removed, take out the pulp, juice and seed kernels, and collect the remaining peel. Add 0.5L of water by weight to the obtained pulp, juic...

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Abstract

The invention discloses a passion fruit jam and a preparation method thereof. The preparation method comprises the following steps: selecting and cleaning passion fruit; freezing; scalding; carrying out cold leaching to remove outer skin; soaking to keep freshness; separating and collecting; circularly pulping; and seasoning. Through physical methods of freezing, scalding and cold leaching, the outer skin which is relatively hard in surface texture and coarse and dry in taste is efficiently removed from the fresh passion fruit; the jam which is free of a preservative or other pigment additives, pleasant in sweetness and sourness and abundant in nutrient is prepared from middle skin, inner skin, pulp and juice of the passion fruit; the production method is simple; the production cost is relatively low; and the passion fruit jam is economical, environment-friendly and suitable for large-scale industrial production.

Description

technical field [0001] The invention belongs to the technical field of food and beverage, and in particular relates to fruit juice and a production method thereof. Background technique [0002] Passion fruit, also known as passion fruit and egg fruit, belongs to a tropical and subtropical herbaceous perennial evergreen fruit tree of Passiflora genus Passiflora. It is native to South America and mainly grows in Central and South America, Southeast Asia, Australia and southern Africa. Its fruit is a typical tropical and subtropical berry. Its leaf shape is peculiar, the flower color is gorgeous, and it is evergreen all the year round. The shape of the fruit is like an egg, and the juice is yellow like an egg yolk. The fruit emits a fragrant aroma after ripening, and the fruit juice has the rich aroma of more than ten kinds of fruits such as pomegranate, pineapple, banana, strawberry, lemon, mango, etc. According to analysis, it contains 165 kinds of aroma components, and en...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23L1/068A23L1/09A23L1/272A23L1/29A23L5/41A23L21/15A23L33/00
CPCA23V2002/00A23V2200/04A23V2200/30
Inventor 谭强
Owner 谭强
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