145 | 8 (Juice Processing)

What are the 4 fruit beverage categories?

1. juice

2. nectar

3. soft drink with fruit content

4. puree

Which fruit beverage category consists of 100% fruit juice?

juice

Which fruit beverage is prepared by diluting fruit puree with water?

nectar

Which fruit beverage category may be carbonated or non-carbonated?

soft drinks with fruit content

Which fruit product retains the pulp and juice of processed fruit?

puree

An unfermented product extracted mechanically from the edible part of sound, mature fruit.

juice

What is a common preservation method for fruit juices?

heat treatment

A ready-to-drink beverage made by mixing water and sweeteners with fruit juice or puree, obtaining not less than 5% puree.

juice drink

What minimum puree content is specified for a juice drink?

5% (not less than 5% or at least 5%)

T/F: A fruit juice should retain the original composition, color, taste, and aroma of the fruit.

true

A fruit juice must retain these characteristics of the original fruit.

• composition

• color

• taste

• aroma

T/F: Heat treatment can help preserve fruit juice.

True

What are the 2 types of fruit juice?

• clear

• cloudy

A fruit juice that is filtered to be transparent and may include the action of enzymes.

clear

Juice that retains fine suspended particles, called colloids, and may contain fruit fibers, pectin, and protein.

cloudy

A type of mixture where very small insoluble particles are evenly dispersed in the liquid.

colloid

An unfermented beverage made by adding water, with or without sweeteners, to fruit puree to obtain at least 25% puree.

nectar

What minimum puree content is specified for nectar?

25% (at least 25%)

T/F: Nectar is generally thicker than undiluted puree.

False (Nectar is thinner than puree.)

T/F: Sweetening agents are always required in nectar.

False (Nectar may be prepared with or without sweeteners.)

Non-alcoholic beverages made using fruit essences, fruit juice, or both, which can be carbonated or non-carbonated.

soft drinks with fruit content

2 types of soft drinks with fruit content.

• carbonated

• non-carbonated

Soft drinks with fruit content may be prepared from these.

• essences

• fruit/fruit juices or both

An unfermented product made by processing edible part of the whole or peeled fruit without removing its juice.

purees

An unfermented product obtained by suitable processes, e.g. sieving, grinding, milling the edible part of the whole or peeled fruit without removing the juice

purees

What processes can be used to produce fruit puree?

• sieving

• grinding

• milling

What are common uses of fruit purees?

can be made to produce nectar, juice, juice drinks, flavored drinks, and powdered drinks

Base raw material used to manufacture mango nectar, juice, juice/flavored/powdered drink.

puree

What are the fruit-content figures to memorize for the exam?

• 100% = Juice

• ≥ 25% = Nectar

• ≥ 5% = Juice Drink

T/F: A drink with 30% puree can be classified as a nectar.

True (It meets the minimum 25% puree requirement)

T/F: A drink with 20% puree can be classified as a nectar.

False (It is below the 25% minimum.)

A drink with 10% puree can be classified as a juice drink.

True (It meets the minimum 5% puree requirement.)

T/F: A drink with 3% puree can be classified as a juice drink.

False (It is below the 5% minimum)

T/F: A drink with 50% puree can meet the puree-content requirements for both nectar and juice drink.

True (It meets both minimums, although the final classification depends on the product definition.)

Give the steps for fruit juice processing.

1. Raw material reception

2. Selection/sorting

3. Washing

4. Stem elimination

5. Juice extraction

6. Juice clarification

7. Concentrate production

8. Pasteurization of fruit juice

9. Hot filling

10. Packaging

Generally, these fruits are suitable for drink production.

acidulous juice fruits with high sugar content and distinctive aromas

T/F: Optimally ripe fruits possess an ideal sugar-to-acid ratio for juice production.

True

What are the common types of fruits used for juice processing?

• pome

• citrus

• soft fleshy