Bread
What does yeast consume? What does it create?
sugars, carbon dioxide and alcohol
What is the main difference (chemically/biologically) between egg whites and yolks?
egg whites are mainly protein, egg yolks are protein and fats
When making cheese, what two things does the milk separate into?
curds and whey
A 4-pack of yeast costs $2. I only need 1/2 of a packet for my recipe. How much does the 1/2 packet cost?
$0.25
What is the process that we employ when we add yeast to bread dough
Fermentation
What is it called when a protein changes its shape?
Denaturing
Is softer cheese more aged (older), or less aged (younger)?
less aged (younger)
A 20 cup bag of flour costs $5. I need 5 cups for my recipe. How much does the 5 cups cost?
$1.25
What main protein forms the network to make bread?
Gluten
What are two reasons why egg proteins might unfold?
heat, added chemicals, mechanical stress
What is the enzyme used to make cheese?
Rennet
I need 4 cups of milk to make cheese. I buy a gallon (16 cups) of milk for $2. How much does my 4 cups cost?
$0.50
What gives sourdough bread its unique flavor?
Bacteria
Why are eggs good at keeping other ingredients together (like in meatloaf or cake)?
the proteins have one end that can stick to water, and one end that can stick to fats and oils.
What does an enzyme do?
Speeds up a biological process without being consumed
A dozen (12) eggs cost $1.50. I need 4 eggs for my recipe. How much do the 4 eggs cost?
$0.50
What other reaction happens to bread as it bakes in the oven?
Maillard (sugar + protein)
Can you uncook an egg?
Technically yes, but it is very difficult and impractical. The proteins would have to revert exactly to its original state.
Does cheese form in acidic or basic conditions?
Acidic
I buy 2 pounds of cheese for fondue for $12. I need 1/3 pound for my recipe. How much does the 1/3 pound cost?
$2