Flavor 101 Flashcards
How do you remove waxes from citrus oils?
Refrigerate citrus oil
Wax falls to bottom
Decant water soluble portion
Filter
What is expressed/cold pressed lime?
Processed by compression of citrus peel and extracted in alcohol with no heat
What is distilled lime?
Processed through steam distillation using heat and water
Where do we source lime oils?
Mexico (distilled)
Haiti (West Indian lime oil (inferior))
Cali and Florida (cold pressed/expressed (Persian lime oil))
Identifier in grapefruit besides limonene
Nookatone
Identifier in lime (distilled) besides limonene
Alpha terpineol
Identifier in lime (expressed) besides limonene
Alpha Terpineol
Identifier in orange besides limonene
Decanal
Octanal
Valencene
Sinensal
Identifier in bergamot besides limonene
Linalyl acetate
Definition of concrete
Solid waxy substance extracted from a botanical (closest odor duplication of botanical)
Solvent extraction
Further concentrated to absolutes
Definition of extract
Produced by using alcohol/water mixture
Definition of oleoresin
Both an oil and solid (semi solid) - typically spices
Definition of resin
Extrudant of a tree / plant (balsam Peru, gum Arabic)
Not entirely soluble, starting material of a resinoid
Definition of sesquiterpenes
More stable (less volatile) and less oxidizeable than monoterpenes
More carbon bonds and have 3 isoprene units
Total of 15 carbon bonds
Common sesquiterpene in essential oils is caryophyllene
Definition of oxygenated compound
Any compound with an Oxygen group
Name two essential oils that’s main components are d-carvone?
Caraway
Dill
Define spray dry and why we use it
Delivery system of powder used for applications that do not benefit from liquid delivery.
Shelf life is extended and more heat stable
Not very cost effective
Define emulsion and why and where we use them
Delivery system combining hydrophobic and hydrophilic in one uniform state
Water soluble system used if essential oils need to be solubilized
Used to add opaqueness to beverage
Usually you would like the particle size of an emulsion to be less than 1 micron so it is stable and does not break - if not stable can form ringing
Uniform 1 bell curve
Name two non Kosher materials
Cognac oil
Grape juice
FEMA / GRAS
Flavor and extract manufacturers association / generally recognized as safe
FDA
Food and drug association
Regulates food and drugs for quality and safety
USDA
United States Department of Agriculture
Regulates dairy, meats, vegetables
TTB
Alcohol, tobacco, tax and firearm bureau
JEFCA
Joint Expert Committee on Food Additives
FAO (Food and Agricultural Organization) and WHO (World Health Organization) jointed together to evaluate safety of food additives, contaminants, naturally occurring toxicants and residue of veterinary drugs in food
What is an incidental additive?
Not a functional ingredient
Helps blend or solubilize the flavor
Usually a solvent
Colors and preservatives are never incidental additives
What is adulteration? Explain and give example
If you alter something and say it is something else
Claiming a flavor is natural or pure and you add synthetic material to flavor
What is a vanilla extract? How many oz of vanilla beans are in a 1x of vanillin?
13.35 oz of vanilla beans per gallon @ 25% moisture
At least 35% ETOH and 65% pg, glycerin, corn syrup, water mixture
What is polymerization?
Smaller molecules form a larger molecule
Becomes thick and has oil globules
Once a material has polymerized, it cannot be reversed - will be insoluble to your flavor and cause a haze
Name 3 chemicals that polymerize
Acetaldehyde
Limonene
Ocimene
Define vapor pressure
Pressure exerted by a gas at equilibrium with a solid or liquid
Measured in PSI or bars
Why do we need a flashpoint on an SDS?
Alerts is a product is hazardous and flammable
What is a bottler’s syrup?
Where is it used?
What is the average throw?
Sugar syrup or HFCS 55 Brix
Soda applications
1 1/4 oz per 7oz bottle Q.S with water
Define brix
Percentage of sugar/solids in 100g
What does IOFI stand for?
What do they do?
International Organization of the Flavor Industry
Formed to ensure enough supply of safe flavor materials maintained
Safety of flavorings
Founded by FEMA
Name 5 countries/continents? involved in IOFI
United States
Japan
Europe
South America
Asia
Define Kosher
Rabbi certified food product
Name 3 non Kosher ingredients
Crab
Horse
Pork
Bugs
Cognac oil
Carmine
Sherry wine
Grape juice
What is an optional ingredient in Vanilla/Vanillin?
How much can you use per gallon?
Vanillin
1oz per fold
Name 2 chemicals that modify a flavor to be more cooked/brown
Furfural
DMS
Maltol
Pyranones
Maple Furanone
Name 2 chemicals that modify a flavor to be seedier
DMS
Raspberry Ketone
Davana
Methoxy phenyl butanol
Name 2 chemicals that are the concord note in grapes
Methyl anthranilate
Ethyl caproate
Ethyl Isovalerate
Ethyl Crotonate
Define an ester
Product of a reaction between a carboxylic acid and alcohol
RCOOR prime
Define natural identical
Chemical found in nature but is made synthetically
Chemically identical to nature but are prepared/extracted through chemical method
Ethyl acetate (any fruits)
Decanal (found in orange)
Name 3 chemicals that aren’t NI
Ethyl vanillin
Aldehyde C-14 , C-16, C-18
Ethyl Maltol
Chemical name of Melonal
2,6 dimethyl-5-heptenal
Chemical name of Raspberry Ketone
Para hydroxy phenyl butane
What is a citrus folded oil?
Distillation (rectification) removing of terpines to get a stronger more soluble oil
Advantage of citrus folded oil
More stable
Soluble in alcohol
More strength
Disadvantage of citrus folded oil
Removes some of the natural notes that can come from the terpenes that round out the flavor
Can lose fresh peely notes in a lemon or orange for ex
What does petit grain mean?
Made from twigs and bark
What citrus oil has dimethyl anthranilate?
Mandarin
Define an absolute
Extraction of plant material from a concrete using alcohol which is evaporated off
No heat or steam distillation is used so the finished product will maintain the aroma and flavor of the starting material
Ex: osmanthus absolute, genet absolute, jasmine absolute, labdamum absolute
Define resinoid
Makes a resin more water soluble
Product obtained by volatile solvent extraction, using ethanol-type solvents, of a dry natural aromatic raw material
Give an example of a resinoid
Benzoin Siam
Balsam Peru
What is d rotation?
Dextro D-carvone (dill, caraway)
What is L rotation?
Rotate plane of polarized light to the left Laevo L-carvone (spearmint)
How can you make a flavor non-potable?
Denature the flavor with 2-methyl butyric acid, Decanal, methyl cinnamate
Or remove alcohol and substitute with PG
Name 3 weighing agents for emulsions
SAIB (sucrose acetate isobutyrate)
Ester gum
BVO (brominated vegetable oil)
What is the difference between FD&C lake and dye
Lake is used for oil soluble products and are made from dyes (ex: sausage casings, meat products)
Dyes are water soluble
What yellow number must be labeled and why?
Yellow 5
Tumors on rats
Name 2 natural colors
Elderberry
Paprika
Turmeric
Saffron
Hibiscus
Juices
Beets
Annatto
Name 2 non kosher colors
Carmine (made from bug shells)
Chlorophyll
What is supercritical CO2 extraction?
Extraction process is high uses carbon dioxide to make material into solvent
More intense product but expensive
Who is the best wife ever for making you all of these flash cards?
Kate duh
How do you make a flavor non potable?
Denature it with methyl cinnamate, 2-methyl butyric acid, raspberry ketone
How do you calculate proof?
80% proof than it is 40% alcohol
So half?
What are the PPM limits of vanillin
40ppm
What are the PPM limits of ethyl vanillin
16ppm
What are the PPM limits of Maltol
250ppm
What are the PPM limits of ethyl Maltol?
100ppm
What are the PPM limits of sodium benzoate?
0.05%
What are the PPM limits of BVO
15ppm
What are the PPM limits of gum
Depending - 0.1-20%
What are the PPM limits of art
0.10% ATN
How do you make a concentrated fruit juice?
Cook down the fruit juice to remove water so you are left with more concentrated juice
Concentrates are usually 5-6x stronger than the sing folded juice?
An incidental additive, salt, is used in extracts. Why?
If you want to extract terpenes they will float to the top due to the addition of the salt
It will cause the specific gravity to change and will separate from the water
Main component of bitter almond oil
Benzaldehyde
What is D.E?
Dextrose equivalent- M - 100
10% sweetener
Define Strecker Degradation. Give example
Chemical reaction which converts an a-amino acid (alpha) into an aldehyde containing the wire chain, by way of an imine intermediate
What does BHA stand for? What is it’s limit?
Butylated hydoxyanisole
0.05% antioxidant
What is Prop 65?
Iist of materials that are associated with birth defects and are carcinogenic
Name 3 chemicals on the Prop 65 list
Methyl Eugenol
Furfuryl alcohol
Acetaldehyde
Define stokes law
Viscosity of a product
What is the full name of BHT and what is the limit?
Butylated hydroxytoluene
0.05% antioxidant
Define GC/MS
Distillation machine that will fraction our peaks of a finished product
It will show peaks of individual components and through Mass Spec it will show various carbons
What is another name for Vitamin E?
What does it do?
Limit?
Tocopherol
Antioxidant
0.05%
Main component of spearmint
L Carvone
Main components of onion
Diallyl sulfide
Dipropyl sulfide
Main component of Neroli
Linalyl acetate
Main component of Caraway
D Carvone
Main component of Pennyroyal
Pulegone
Main component of lavender
Linalool