Passion fruit juice and preparation method thereof

The technology of passion fruit juice and passion fruit is applied in food preparation, food ingredients as antimicrobial preservation, and the function of food ingredients. It can solve the problems of low efficiency, damage to the fruit structure of the middle skin, and unfavorable large-scale production. High juice yield and the effect of improving production efficiency

Active Publication Date: 2015-12-23
谭强
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] At present, the outer skin of passion fruit is manually peeled off with a knife, which is not only time-consuming and inefficient, but also damages the middle skin or other fruit structures, which is not conducive to large-scale production
And currently there is no equipment on the market that can effectively remove this layer of skin

Method used

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  • Passion fruit juice and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] The preparation method of passion fruit juice of the present invention, it comprises the steps:

[0040] (1) Selection and cleaning of passion fruit: select 10 kg of newly harvested ripe, non-rotten purple fruit species passion fruit;

[0041] (2) Air-drying: Ventilate and dry the passion fruit at room temperature for 24 hours to dehydrate the outer skin of the fruit;

[0042] (3) Freezing for the first time: place the passion fruit at -18°C to make it completely frozen;

[0043] (4) Steamed fruit: steam the passion fruit frozen for the first time in high-temperature steam at 120~130°C for 5 minutes;

[0044](5) Secondary freezing and peeling: put the steamed passion fruit in the freezer at -20°C for 20 minutes. At this time, the fruit is not completely frozen, and then peel off the outer skin;

[0045] (6) Thawing: Soak the passion fruit peeled off in water containing 0.5% citric acid and 0.1% ascorbic acid for 5 minutes to thaw;

[0046] (7) Beating and filtering: ...

Embodiment 2

[0050] The preparation method of passion fruit juice of the present invention, it comprises the steps:

[0051] (1) Selection and cleaning of passion fruit: select 10 kg of newly harvested ripe, non-rotten purple fruit species passion fruit;

[0052] (2) Air-drying: Ventilate and dry the passion fruit at 35-40°C for 6-10 hours to dehydrate the outer skin of the fruit;

[0053] (3) Freezing for the first time: place the passion fruit at -10~-15°C to make it completely frozen;

[0054] (4) Steamed fruit: steam the passion fruit frozen for the first time in high-temperature steam at 150-160°C for 2-5 minutes;

[0055] (5) Secondary freezing and peeling: put the cooked passion fruit in the freezer at -15~-10°C for 30 minutes. At this time, the fruit is not completely frozen, and then peel off the outer skin;

[0056] (6) Thawing: Soak the passion fruit peeled off in water containing 0.3% citric acid and 0.08% ascorbic acid for 15 minutes to thaw;

[0057] (7) Beating and filter...

Embodiment 3

[0061] The preparation method of passion fruit juice of the present invention, it comprises the steps:

[0062] (1) Selection and cleaning of passion fruit: select 1 kg of newly harvested ripe, non-rotten purple fruit species of passion fruit;

[0063] (2) Air-drying: Ventilate and dry the passion fruit at 40°C for 6 hours to dehydrate the outer skin of the fruit;

[0064] (3) Freezing for the first time: place the passion fruit at -10°C to make it completely frozen;

[0065] (4) Steamed fruit: Steam the passion fruit frozen for the first time at 140°C for 2 minutes;

[0066] (5) Secondary freezing and peeling: Place the cooked passion fruit in a -10~-5°C freezer for 50 minutes. At this time, the fruit is not completely frozen, and then peel off the outer skin;

[0067] (6) Thawing: Soak the passion fruit peeled off in water containing 0.5% citric acid and 0.1% ascorbic acid for 20 minutes to thaw;

[0068] (7) Beating and filtering: add 5 liters of water to the thawed pass...

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Abstract

The present invention discloses a passion fruit juice and a preparation method thereof. The preparation method includes the following steps: selecting and washing passion fruits, air-drying, conducting a first freezing, steaming fruits, conducting a second freezing, peeling, thawing, pulping and filtering, and seasoning and filling. By conducting a combined technology of air-drying, freezing, fruit steaming and freezing, an efficient method for removing the skins of passion fruits is achieved, and by using the middle skins, inner skins, pulp and juice of passion fruits, the fruit juice which is sour, sweet, tasty, and rich in nutrition is obtained; and the production method is simple, economical and environmentally friendly, suitable for large-scale industrialized production, and relatively low in production costs.

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 enj...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23L2/02A23L2/52A23L2/84A23L1/29
CPCA23L2/02A23L2/52A23L2/84A23V2002/00A23V2200/048A23V2200/10
Inventor 谭强
Owner 谭强
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