Ppt food hygiene & food preservation
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Transcript of Ppt food hygiene & food preservation
BASIC INTRODUCTION BASIC INTRODUCTION TO FOOD HYGIENETO FOOD HYGIENE
IntroductionIntroduction Food hygiene refers to cleanliness from
production to consumption of food. As contaminated food can cause several infection and disease ,hence it is necessary to observe “food clean chain” under which management is done to keep food free from contamination and infection during its production storage ,transportation ,preservation, cooking serving or consumption.
What’s Wrong?What’s Wrong?
I ate something bad, I have…..
Food Poisoning!
How do people get Food Poisoning?How do people get Food Poisoning?Because of Bad Bacteria
What is Bad Bacteria?What is Bad Bacteria?
Where does bad bacteria come from?Where does bad bacteria come from?
Poor Personal Hygiene Poor Personal Hygiene
Dirty Hands Dirty Finger Nails
Open Cuts
Dirty Uniforms
Smoking in Food Areas Being Sick at Work
The Importance of Washing your HandsThe Importance of Washing your Hands
Bad Food StorageBad Food Storage
Food Not CoveredFood Not Covered
Dirty KitchensDirty Kitchens
Fridge Not Cleaned
Dirty Stove Tops Old Chopping Boards
Food Has Past its Expiration DateFood Has Past its Expiration Date
Rotten Meat Mouldy Cheese
Mouldy Bread
Off Milk
Food Contamination Food Contamination
Mixing raw foods together Cutting foods on chopping boards with raw meat juices
Under Cooked White MeatUnder Cooked White Meat
Refreezing Food Refreezing Food
Leaving Food Out Leaving Food Out For a Long Period of TimeFor a Long Period of Time
Once Frozen Food or Cooked Food has reached room temperature bacteria can start doubling after a few hours
Incorrect Food Temperatures Incorrect Food Temperatures
No Pest ControlNo Pest Control
Flies on the Food Cockroaches Rats and MiceIn the Kitchen
Rubbish Bins not Emptied RegularlyRubbish Bins not Emptied Regularly
Did you know……Did you know……
That some food poisoning cases arenot from the food?
What else can make you feel very sick?
Dirty IceDirty Ice
Dirty Ice Machines Using your hands Leaving Ice on the Ground
How do you prevent Food Poisoning?How do you prevent Food Poisoning?
By Having Good Personal HygieneBy Having Good Personal Hygiene
Wash your hands regularly Especially after going to the
bathroomHave a Clean
Uniform Available
If Sick Stay HomePlace a Band Aid on Cuts
Correct Food StorageCorrect Food StorageFoods to be covered and stored separately
Keep Kitchen CleanKeep Kitchen Clean
Check Expiry Dates and Label FoodsCheck Expiry Dates and Label Foods
Stop Food Contamination Stop Food Contamination
Check to see if the Meat is cookedCheck to see if the Meat is cooked
Food Thermometer
After a period of time Remove Frozen or After a period of time Remove Frozen or Cooked Foods From Cooked Foods From Room TemperatureRoom Temperature
Frozen Thawed (Always Thaw
Foods in the Fridge)
Room Temperature
Cook
Or
Refrigerate
Eat
Correct Food Temperatures Correct Food Temperatures
Pest ControlPest Control
Pest Control should be done on a weekly basis
Take Care When Handling IceTake Care When Handling Ice
Food ContaminationFood Contamination
Remember to always……Remember to always……
After……
Food preservationFood preservation
Food preservation is the process of treating and handling food to stop or slow down Food spoilage, loss of quality, edibility or nutritional value and thus allow for longer food Storage.
METHOD OF PRESERVATIONMETHOD OF PRESERVATIONDryingRefrigerator Freezing Vaccum packing Salt SugaringSmoking Artificial food additives.Pickling Canning
JellyingIrradiation
FOOD PREPARATION TECHNIQUES
BakingBroilingFryingMicrowaving RoastingSmoking
PURCHASINGPURCHASINGFirst of all you need to know the factors that determine the cost of the things
you want to purchase.Production costThe season The market supply of good The demand of goods Advertisement Amount of processing
Guideline for purchasing Guideline for purchasing When buying food, choose the form that you can easily When buying food, choose the form that you can easily
handle and which you can afford.handle and which you can afford.
1.Make a shopping list so that you buy the things you need without wasting time.
2.Choose the type and location of market appropriate to your needs.
3.Compare prices and quality of commodity before you buy.
4. Buy foods in bulk if you have storage facilities and money. It is cheaper.
5. Do not shop when you are hungry; it makes you buy more than necessary.
6. Do not take children along when you go shopping; they make you buy unnecessary things.
7. Avoid impulse buying, that is buying things you did not plan for.
8. When you buy canned or packaged foods, look out for the expiry date or ‘use by’ date.
Don’tsDon’tsDo not buy processed foods when the following signs are
seen:- Cans are bulging or dented because they may cause
food poisoning Rusty can may contain spoiled food Frozen food packages that are soft or soggy may have
thawed for a long time and May be spoiling Refrozen foods, this can be detected as stained
packages or crystallized products Opened or damaged packages Moldy or coloured dried foods Meat or fish that has dull or slimy surface
Points to bear in mind when purchasing Points to bear in mind when purchasing some food commoditiessome food commodities
Fruits and vegetablesAnimal and animal productsEggsMilk Legumes Cereals
SUMMERYSUMMERY Food preparation, purchase and storage
require the use of many resources. The important ones are times, energy, money, storage facilities, knowledge and market .A good market list is required when shopping to avoid waste of resources and impulse buying. When foods are chosen wisely you can save a lot of money while providing adequate meals for yourself. Foods stored properly are safe and last longer.
PRESENTED BY…..
MS. KAVITA PAL M.SC STUDENT
SAIMS COLLEGE OF NURSING
Thank you…..Thank you…..