Meat
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Wholesale cuts were sold as
Boxed Beef
Retail cuts are sold as
Case Ready meats
Advantages of Case Ready meats:
• Buy only what you want • Longer shelf life • Lower or No Mess • Decrease number of people - levels of contamination
Disadvantages of Case Ready meats:
increased packaging = increased prices
What is processing?
Mechanical, chemical, or enzymatic treatment that alters the original form of the product.
Advantages of processing:
• greater utilization (lower value cuts) • increased palatability • greater convenience • greater variety • improve portion control • composition control • preservation - increased storage life
Three Functions of Salt (NaCl or KCl):
• preservation • protein extraction (glue that holds them together) • flavor
Nitrites & Nitrates that provide pink color and flavor, prevents food poisening and decreases rancidity.
NO3 -> NO2
Purpose of phosphates (type of erythorbates & ascorbates)
increase water-holding capacity
Mechanical Methods Used in Processing for adding cure:
• pumping or injecting - dry cure (rub)
Mechanical Methods Used in Processing
Grinding, chopping, emulsifying
Degree of fineness affects texture, also known as
palatability
Other processing methods:
• smoking • heat processing • fermentation • dehydration
USDA Meat Grading and Certification is voluntary
True
Used as a basis for marketing livestock - as fat increases, __________ increases
Dressing Percentage
Average Dressing Percentages for Species
Cattle = 63% Lamb = 50% (larger digestive tract) Swine = 75%
Quality Grade
measure of expected palatability (based on maturity and marbling) Standard - Prime
Yield Grade
used to determine the % of retail cuts in a carcass (quantity) 1-5
Two different USDA Services
Inspection and Grading
Inspection refers to Wholesomeness
Grading refers to Palatability/Quantity
Inspection is Mandatory
Grading is Optional
Inspection is Government paid
Grading is Packer Paid
Major Beef Wholesale Cuts
Chuck Rib Loin Round Brisket/Plate/Flank
Component responsible for its red color, a protein used for oxygen storage in the muscle
Myoglobin