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The fat globules in milk when heated to 74℃ show which of the following phenomenon?

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The fat globules in milk when heated to 74℃ show which of the following phenomenon?

(a) Frothing

(b) Evaporation

(c) Cream plug formation

(d) Condensation

I have been asked this question during an interview.

This intriguing question comes from Changes In Milk and its Constituents topic in chapter Chemistry of Milk of Dairy Engineering

1 Answer

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The correct answer is (c) Cream plug formation

Easiest explanation: It has been shown that when milk is pasteurized at 70 – 80°C for 15 seconds, the cream plug phenomenon is already evident at 74°C.

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