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How Baking Works Chapter 6 - Variety Grains & Flours
Food Science - Science Olympiad
13
Other
Not Applicable
01/25/2013

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Term
The main reason wheat flour is used over other grains in baking is because it is
Definition
the only common grain that can form high-quality gluten.
Term
When mixed into dough, rye flour
Definition
absorbs noticeably more water than wheat because of its high pentosan gum content.
Term
Pumpernickel is another name for
Definition
whole-grain rye flour.
Term
Degerminated corn meal
Definition
is less likely to oxidize and become rancid than corn meal that is not degerminated.
Term
Regular (old-fashioned) rolled oats
Definition
are thicker than quick-cooking oats, so they absorb liquid more slowly and can cause cookies to spread excessively.
Term
Which of the following is always whole grain?

a. rolled oats
b. corn meal
c. rye flour
d. rice flour
Definition
a. rolled oats
Term
Which of the following is NOT a variety of wheat and therefore will not cause wheat allergies?

a. spelt
b. buckwheat
c. kamut
Definition
b. buckwheat
Term
Which of the following can be added to breads to improve nutritional protein quality?

a. rice
b soy
c. spelt
d. potato
Definition
b. soy
Term
Which of the following contains glutenin and gliadin for forming gluten structure?

a. buckwheat
b. spelt
c. corn
d. rice
Definition
b. spelt
Term
Which of the following grains is a cross between wheat and rye?

a. triticale
b. emmer
c. teff
d. buckwheat
Definition
a. triticale
Term
Which of the following can be added to whiten flour without using chemical bleaching agents.

a. pentosans
b. malted barley flour
c. untoasted soy flour
d. spelt
Definition
c. untoasted soy flour
Term
Beta-glucan is
Definition
the reason oat products are gummy in texture and high in soluble dietary fiber.
Term
Explain the following: Why should flaxseed should be ground before use in baked goods? Why is it important to either use the flaxseed shortly after grinding or to refrigerate it?
Definition
Flaxseed should be ground before added to baked goods so that it can be digested and its nutrients made available to the body. It is important to either use the flaxseed shortly after grinding or to refrigerate it, because it is high in polyunsaturated fatty acids (including ALA) that readily oxidize and turn rancid.
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