CRC - Certified Research Chef Ingredient Functionality and Application Questions and Answers

Question 1

A research chef is developing a vegan gummy candy and wants to achieve a firm, brittle gel texture that sets at a high temperature and is heat-stable.
Which hydrocolloid would be the most suitable choice to achieve this specific texture?

Accepted Answer

Agar-agar

Answer

Xanthan Gum

Answer

Gelatin

Answer

Modified Food Starch

Question 2

In a double-acting baking powder formulation, what is the primary function of monocalcium phosphate (MCP)?

Accepted Answer

To react with the alkaline component as soon as moisture is added.

Answer

To absorb moisture and prevent premature reaction.

Answer

To provide the primary source of carbon dioxide gas.

Answer

To react with the alkaline component upon heating in the oven.

Question 3

A research chef is developing a meat-free burger patty that mimics the moisture and juiciness of real beef. Which of the following ingredients is primarily added to bind water and form a heat-set gel, enhancing moisture retention upon cooking?

Accepted Answer

Methylcellulose

Answer

Caramel color

Answer

Ascorbic acid

Answer

Maltodextrin

Question 4

To achieve a flaky, layered structure in puff pastry, the solid fat used must have a specific crystalline form. Which fat crystal structure is ideal for this application due to its small, fine crystals that provide a smooth texture and good aeration properties?

Accepted Answer

Beta prime (β') crystals

Answer

Alpha (α) crystals

Answer

Gamma (γ) crystals

Answer

Beta (β) crystals

Question 5

In the production of soft-centered chocolates and fondant, invert sugar is often used in place of some of the sucrose. What is the primary functional reason for this substitution?

Accepted Answer

To control crystallization and increase hygroscopicity.

Answer

To enhance the Maillard reaction significantly.

Answer

To provide a source of leavening.

Answer

To increase the product's smoke point.

Question 6

A research chef is developing a canned tomato sauce and must adjust the pH to below 4.6 for food safety, primarily to inhibit the growth of Clostridium botulinum. Which of the following ingredients is most appropriate for this purpose?

Accepted Answer

Citric acid

Answer

Sodium bicarbonate

Answer

Calcium chloride

Answer

Sodium erythorbate

A research chef is developing a vegan gummy candy and wants to achieve a firm, brittle gel texture that sets at a high temperature and is heat-stable.Which hydrocolloid would be the most suitable choice to achieve this specific texture?

A research chef is developing a vegan gummy candy and wants to achieve a firm, brittle gel texture that sets at a high temperature and is heat-stable.
Which hydrocolloid would be the most suitable choice to achieve this specific texture?