Non-enzymatic browning Flashcards

1
Q

what is non-enzymatic browning

A

chemical reaction that requires a lot of energy

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2
Q

what is non-enzymatic browning classified as

A

dehydration reaction

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3
Q

what does thermal degradation mean

A

it cannot turn into a gas

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4
Q

what does the Maillard reaction do to a reducing sugar and an amino acid

A

links them together

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5
Q

what do acids generate

A

H+ ions

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6
Q

what makes something an alkali?

A

takes away H+

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7
Q

what is an alkaline bath

A

water and baking powder, typically for bagels and pretzels

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8
Q

how is an amadori compound formed

A

amino acid+reducing sugar+heat

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9
Q

large (chemical structure) amadori compound

A

contributes to the color

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10
Q

small amadori compound

A

contributes to the flavor

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11
Q

caramelization reaction

A

sugar + heat

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12
Q

non-enzymatic means

A

they require thermal energy

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13
Q

a Maillard reaction requires

A

a reducing sugar, an amino acid, and a source of high thermal energy

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14
Q

how can a monomeric sugar be converted into a reducing sugar

A

thermal degradation, and exposure to an alkaline environment

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15
Q

temperature for a caramelization reaction

A

160-180C

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16
Q

temperatures for a Maillard reaction

A

100-140C

17
Q

Cast iron is a good insulator

A

true

18
Q

ceramics are good for non stick

A

true

19
Q

stainless steel is

A

good conductor poor insulator

20
Q

aluminum is non stick

A

false

21
Q

aluminum is good conductor poor insulator

A

true

22
Q

glass is

A

a good insulator

23
Q

conduction

A

transfer of thermal energy from a heat source

24
Q

convection

A

transfer of thermal energy from a heat source via moving fluid

25
Q

radiation

A

transfer of thermal energy directly to energy source