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176 Cards in this Set

  • Front
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function of sweteners

simple sugars
complex sugars
hygroscopic
attract and hold water
inverted sugars
sucrose is heated with an acid , breaks down into two simple sugars. dextrose and levulose.
characteristics of inverted sugars
extremely hygroscopic
resistance crystallization
examples of inverted sugars
corn syrup
honey
maple syrup
invert sugars -- % sweeter than regular sugar
30%
types of refined sugars
granulated
sanding
pearl
why do u want finer granules
dissolve better and better for creaming with fats
Brown sugar
85-92% granulated with added impurities.
syrup
1 or more types of sugars dissolved in water.
simple sugar
1:1 sugars dissolved in water
dessert syrup
flavored simple syrup
molasses
concentrated sugarcane juice
glucose corn syrup
part of the process of corn starch breaking down into smaller glucose molecules.
invert sugar syrups
trimoline; adds maisture retaining properties.
honey
natural sugar syrup
malt syrup
used in yeast breads, made from sprouted barley.
function of liquids
provide moisture
essential for gluten production
functions of milk
contributes to: texture, flavor,crust color, keeping quality, and nutritional value.
pasteurization
milk is heated to 161°f for 15 seconds to kill bacteria, then cooled quickly.
ultrapasturization
milk is heated to 275℉ for 1-2 seconds to kill organisms
homogenization
milk is forced through very tiny holes in a screen, breaks fat into particles so small they suspend in milk.
milk contains enzymes that do what to gluten
harm
how do u prevent milk enzymes from harming gluten?
heated milk
buttermilk
contains lactic acid rather that lactose.
types of leaveners
chemical
biological
mechanical
chemical leaveners
baking soda
baking powder
baking ammonia
biological leaveners
yeast
mechanical leaveners
steam
how do mechanical leaveners work
increase size of air cells to expand structure of baked goods.
what makes up air cell walls
gluten and egg proteins
how are air cells formed
formed in mixing process
how do air cells assist in leavening process.
leavening gases are trapped in air cells that are formed in the mixing process. as gases expand or are created by leaveners or heat the cells expand. cell walls are formed by gluten and egg proteins, as proteins set, they trap gasses and form the crumb .

yeast is found where
naturally in the air and added intentionally
how does yeast work
fermentation: yeast produces enzymes that change complex sugars into simple sugars, then simple sugars are changed into CO2 gas and alcohol.
yeast are inactive at what temperature?
34℉
yeast do what from 60-70℉
slow action
at what temperature do yeast grow best
70-90℉
yeast reaction slows above what temperature?
100℉
yeast die at what temperature
140℉
fresh yeast
moist and perishable; crumble and add in directly or soften in warm water.
active dry yeast
must be dehydrated with at least 4 times it's weight in water. contains dead yeast cells due to drying process.
instant dry yeast
does not need to be dehydrated works well in short fermentation formula.
osmotic dry yeast
sugar can attract too much water and inhibit yeast fermentation.
baking soda
sodium bicarbonate; releases CO2 in presence of moisture and acid; does not require heat; bake right away or leavening will be lost.
baking powders
baking soda + acid; single-acting=require only moisture to act; double-acting = will release some gas when cold , but need heat for a complete reaction.
baking ammonia
ammonium carbonate and ammonium bicarbonate; decomposed to produce CO2 gas; released quickly, but needs to be done in small batters.
creaming
process of beating fat and sugar together to incorporate air.
foaming
process of beating eggs with or without sugars to incorporate air
water expands to ---- x it's original volume when it turns to ____
1,100 times it's original volume when it turns to steam.
Eggs are the ________ _______ of the SLLEFF products.
most expensive.
function of eggs
structure builders
emulsifiers
leaveners
shorteners
provide moisture
provide flavor and color
provide nutritional value
how do eggs provide structure
through protein coagulation
how do eggs emulsify a batters/ dough
yolks contain natural emulsifiers to produce smooth batters
how do eggs act as leaveners
beaten eggs incorporate more air.
how do eggs act as shorteners
fats in yolks shorten products by inhibiting some gluten production.
Eggs provide moisture how
Eggs are mostly water; make sure to account for moisture in products.
Eggs provide color by___
yellow from yolks as well as Browning of cooked egg proteins.
what nutritional value do eggs add
proteins, iron, fat and several vitamins.
6 pts of an egg
yolk
white
shell
air cell
chalazae

egg yolk
fat and proteins; high in iron; weight approx .5 oz
thick and thin egg whites
albumin, low fat, silver, weight approx 1oz
egg shell
protective cover; loses moisture; absorbs odors
egg air cell
provide air to egg as well as cushions egg in shell
chalazae
strands that hold egg in center of shell
what should a fresh egg look like
you want a firm white and yolk that stands up high when broken on to a flat surface.
how are eggs graded?
AA A and B
to be jumbo a carton of eggs must weigh?
30oz
27 oz carton of eggs are what size
extra large
carton of large eggs weigh what
24oz
carton of medium eggs weigh what
21oz
carton of small eggs weigh what
18oz
how many eggs does it take to make a pound?
9.5
one whole egg weighs what
1.67oz
how many egg whites does it take to make a pound
16
how many yolks does it take to make a lb
24
function of flour
structure
absorbs liquid
contributes flavor
contributes color
nutritional value
flour adds structure by
provided through gluten development
why is it important that flour absorbs moisture
driers are important in the baking process and help bind ingredients together
6 classes of wheat
hard red winter
hard red spring
hard white
soft white
soft red winter
durum
hard red winter wheat
used primarily for bread flour, high proteins.
hard red spring wheat
highest protein
hard white wheat
high protein; grown in small quantities for bread flour.
soft white wheat
low protein used for pastries, cakes ect
soft red winter wheat
low protein used in cakes and pastry flour
durum wheat
hard wheat also known as semolina, used in pastas
steps to milling wheat
1 separate endosperm, from bran and germ
2 grind endosperm into fine powder
bread flour
11-13% protein, sometimes has malt flour added
high gluten bread flour
used in hard crusted products; pizza and bagels. 14% protein
cakes flour
soft smooth texture, pure white color 8% proteins
pastry flour
slightly stronger than cakes flour , creamy white color, 9% protein
ap flour
10-11.5% protein used a lot when food costs or storage are of concern.
durum flour
12-16% protein
self rising flour
baking powder and salt added
whole wheat flour
whole kernel ground and used, 12-13% proteins, brand breaks gluten strands
brand flour
flour with added brand flakes
cracked wheat
meal of coarse ground wheat kernels

flour treatments and additives

enzymes, aging and bleaching agents, nutrients, dough conditioners, vital wheat gluten.
enzymes added to flour
amylase or diastse helps to break starch down into sugar for yeasty beasties.

aging and blanching agents added to flour

bromates and ascorbic acid mature gluten, chlorine bleaches flour and matures gluten

nutrients added to flour

iron and b vitamins

dough conditioners

improve gluten development, aid yeast fermentation, delay staling

vital wheat gluten

75% gluten by weight

parts of wheat

germ


Endosperm


bran


Wheat Germ

Seed of wheat kernel, will become a wheat plant if sprouted; High in fat

Endosperm

white, starchy part of the wheat kernel; ground into flour; starch, moisture, fat , sugar, mineral and other components

Bran

hard outer covering; high in fiber, b vitamins, fat, protein and minerals

two proteins that create gluten

Glutenin and gliadin

How is gluten created

when glutenin and gliadin are combined with water and agitated

What does gluten do?

provides the basic structure of baked goods; holds all other ingredients in suspension; surrounds air cells

flour grades

patent flour


clear flour


straight flour


Patent flour

1st stream; highest grade; interior of the endosperm

Clear flour

endosperm left after patent flour is removed

straight flour

made from entire endosperm; combines all streams of the milling process

extraction

amount of flour milled from a given amount of a grain

parts of flour

starch


protein


moisture


gums


fats


ash


pigments


Starch in flour

complex carbs; absorb water and swell during mixing;some break down to sugar to feed yeast.

what percent of flour is starch

68-76%

What part of flour is protein

6-18%

protein in flour

80% of protein in flour is gluten; amylase/diastase breaks down starch into simple sugars

Moisture in flour

11-14%

Gums in flour

2-3% Pentosans absorb 10-15x their weight in water

fats in flour

1% spoil quickly

ash in flour

natural mineral content in flour

pigments in flour

carotenoids; orange-yellow in color; oxygen will bleach with time


what % of protein is good for mechanized processes

13.5%

flour with 10.5-12% protein is best for what type of processing

hand made doughs

Corn meal

no gluten forming proteins; high in other proteins

spelt flour

conains gluten proteins; rich in dietary proteins; great for vegetarian diets


oats

some glutenin and gliadin, but dont form gluten structure, many varieties

buckwheat

a seed not a grain, used for pancakes, crepes etc

soy

legume not a grain, high in fat and protein

rice

most often used gluten free flour

rye flour

does not contain enough glutenin to form gluten on its own; general do a 25-45% rye to 60-75% wheat flour mix; range from light to whole rye; rye meal and rye blend are also available

major functions of fats

provide tenderness


provide flakiness in broken and laminated dough


assist in leavening


contribute moistness


contribute flavor


prevent staling


Minor functions of fats

contribute color


provide fine crumb


add creaminess


conduct heat


provide bulk to icing and fillings


promote smoothness


blend flavors-masks off flavors

fats provide tenderness by..

coat structure builders

fats assist in leavening by

incorporating air cells through creaming

how do fats contribute color

milk solids brown during baking

how do fats provide finer crumb

incorporate smaller air cells

shortening

any group of solid fats, usually white and tasteless that are specially formulated for baking


regular shortening (aka plastic shortenings)

made of varying degree of hardness; have a great creaming ability, melt at high temps

oils

liquid fats; not often used as shortening bc they spread too much; generally reserved for heat transfer or release agents; some cakes call for oils as the fat


lard

rendered pig fat; great plasic quality, not often used after development of medern shortenings

high ratio plastic shortening

devised for use in batters with a high ratio of sugar and liquid to flour; contain added emulsifiers, does not cream well

high ratio liquid

less hydrogenated and pourable; effective in high ratio cakes due to added emulsifiers make mixing easier

how to store fats?

air tight containers

emulsion

uniform mixture of two normally unmixable substances

Saturated fat

fatty acids are made of long chains of carbon atoms with hydrogen atoms attached if all carbons have hydrogen, the fat is saturated; sold at room temp

unsaturated fat

fatty acids are made of long chains of carbon atoms with hydrogen atoms attached if some carbons do not have a hydrogen the fat is unsaturated; liquid at room temp

margarine

made from hydrogenated fats; added flour, emulsifiers, and coloring agents, butter flavored shortening

butter

made from sweet cream, available salted and unsalted


uses of starches

used to thicken products

Cornstarch

sets up almost like gelatin when cooled

waxy maize

modified food starch, do not break down when frozen; set up clear

Instant starches

precooked so they thicken cold liquids without further cooking

gelling agents

gelatin


gelatin

water soluble protein extracted from animal connective tissue; proteins form long strands that trap liquid and keep it from flowing

pectin

vegetable based gum makes a clear gel; needs an acid or sugar to gel completely

tree nuts

almonds


brazil nuts


cashews


chestnuts


coconut


hazelnut


macadamia nuts


pecans


pine nuts


pistachios


walnuts


Kernel paste

peanut, walnut and almond


marzipan

almond paste with powdered sugar


praline paste

hazelnut paste


citric acid

found in citrus fruits; used to make candy sour, used in cheese making


lactic acid

found in milk


tartaric acid

found in wine (cream of tartar)


Acetic acid

found in vinegar


malic acid

found in apples

acids in baked goods do what.

help in the leavening process, help sugars resist crystalization, help curlture milk processes

what plant does cocoa come from

theobrama cacao tree


cocoa beans consist of what two parts

cocoa powder and cocoa butter


couventure

fr for coating; finest chocolate you can get

tempering

process for preparing couverture for use


white chocolate

contains no cocoa; cant legally be called chocolate.