YEAST 2 Flashcards

1
Q

how is crumb developed

A

When bread sets and gases escape, the pores (cells) are
left behind forming the crumb

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2
Q

what is produced during mixing, kneading, fermentation, proofing, and oven spring become many small bubbles trapped in the gluten network

A

gases

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3
Q

what gives the best crumb

A

Even distribution of CO2 accomplished through mixing,
kneading, punching down, and shaping

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4
Q

what does bran do to whole wheat breads

A

increases fiber content, but cuts the gluten strands
(↓volume)

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5
Q

whats the tangy taste from sourdough bread from

A

because prepared from lactic acid-producing
bacteria (Lactobacillus sanfranciscensis)

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6
Q

what do specialty breads differ in terms of

A

prep technique, ingredients

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7
Q

what does stalling happen

A

as soon as bread leaves oven

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8
Q

why does stalling occur

A

because of starch retrogradtion - Recrystallization of amylose and amylopectin

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9
Q

is stalling reversible

A

when bread is warmed, but returns upon cooling

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10
Q

how to reduce stalling?

A

by keeping bread away from air

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11
Q

what happens to crust because of stalling

A

Crust toughens, crumb becomes less elastic

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