« previous next »

Author Question: Why do white sauces set as they cool? ... (Read 31 times)

wenmo

  • Hero Member
  • *****
  • Posts: 540
on: Aug 19, 2018
Why do white sauces set as they cool?

Question 2

What changes took place in the white sauces to indicate that gelatinization had occurred?


beccamahon

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Aug 19, 2018
Answer to Question 1

Due to the high amylose content of cornstarch; amylose forms a network of molecules that traps water and rapidly forms a gel; this gel is irreversible when below the boiling point.

Answer to Question 2

The starch granules experienced swelling resulting in increased volume and textural changes.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Brain scans showing the white-matter pathways involved in everyday learning: Brain scans showing the white-matter pathways involved in everyday learning:
A white dwarf star in orbit around Sirius (artist's impression) A white dwarf star in orbit around Sirius (artist's impression)
Growth in Cold and Cool Clouds Growth in Cold and Cool Clouds
White blood cells White blood cells
White, Blond and Brown Roux White, Blond and Brown Roux
The white-eyed mutation in D The white-eyed mutation in D
Video: Nucleic acid digestion -small intestine

For a complete list of videos, visit our video library