![]() Raw Reason
|
Year |
Pathogen |
State |
Type of Cheese |
Where consumed? |
2001 |
Salmonella Newport |
Multi |
Fresh Cheese |
Picnic |
2003 |
Campylobacter jejuni |
WA |
Fresh cheese |
Private home |
2007 |
Campylobacter jejuni |
KS |
Fresh Cheese |
Private home |
2001 |
Brucella |
CA |
Fresh Cheese |
Private home |
2007 |
Campylobacter jejuni |
UT |
Fresh Cheese |
Unspecified |
2006 |
Brucella |
KS |
Fresh goat cheese |
Private home |
2006 |
Campylobacter jejuni |
WI |
Homemade raw cheese |
Private home/workplace |
2007 |
Campylobacter jejuni |
KS |
Homemade raw cheese |
Fair |
2005 |
Brucella |
TX |
Queso fresco |
Imported raw cheese |
2004 |
E. coli 0157:H7 |
WA |
Queso fresco |
Restaurant |
2000-2001 |
Listeria monocytogenes |
NC |
Queso fresco |
Private home |
2003 |
Listeria monocytogenes |
TX |
Queso fresco |
Private home |
2005 |
Listeria monocytogenes |
TX |
Queso fresco |
Imported raw cheese |
2001-2004 |
Mycobacterium bovis |
NY |
Queso fresco |
Private home |
2007 |
Salmonella Typhimurium |
PA |
Queso fresco |
Private home |
2006 |
Salmonella Newport -MDR** |
IL |
Queso fresco |
Private home |
While there is no question that a number of rather unfriendly microbes can grow in milk, and could potentially continue to live in cheese: the operative words are can
and could.
Laboratories make their living by finding what could go wrong, whereas insurance companies make money by knowing what does, not what could. They use actuarial statistics to separate what could happen from what really does.
Or as an old friend of mine put it, when watching one of the founders of DNA make a fool of himself claiming the unconscious mind doesn’t exist because you couldn’t prove the existence of it in a laboratory, “I’ll get some cow paddies and rub them in his face and ask him how he can describe that experience in a laboratory!”
And yet, the FDA is ready to radically alter a process which could have devastating affects on a rapidly diminishing resource, the family farm. Beyond the issue of real vs. possible, the solutions listed were quick fixes, not long term solutions; they treat the symptoms but not the disease.
Pasteurization and irradiation are last ditch attempts to solve processing issues that can only really be solved at the root, on the farm or in the milking parlor where the processing takes place. They come too late in the process, and can mask serious issues.
The goal should be to stop the unwanted from getting into the milk in the first place.
For instance, if feed crops are cut too close to the ground, they can get some manure in them, and with them bacteria. Once in the parlor, if the fittings are not AAA standard, biofilms can form. Some of these can survive pasteurization. If you want to discuss potential dangers, what if one of those turned harmful through mutation. Impossible? Look at the beef industry, look at 0157.
I know of dairy farms from personal experience with sub-standard conditions. At one, the valve on the bulk tank had not been cleaned in over five years and the cooling plate was surrounded by a thick yogurt-like substance. Their response was, since we pasteurize, we didn't think it made a difference.
In the last few years, there has been a bloom of bacteria in our northern states and Canada that survive pasteurization and cause gassing during aging. Doesn’t make people sick, but cost cheese companies a great deal.
A root cause is one that can be changed, and changing it affects a lot of other things and when you change it, the problem goes away. So before a decision is made that could devastate family farming, we should take a deep breath. A cost/benefit analysis is in order. What has actually happened should be more important than what could happen.
Many things that we use daily would have to be eradicated before aged raw milk cheese hit the top of the list if we stick to the could happen standard.
And question begs, if the only real way to ensure a safe food supply is through process, the Quality Discipline would recommend the following: eliminate unwanted bacteria in the milk at the source through process control, before it gets into the cheese.
1. Make certain all dairy processors upgrade to AAA standard and are kept to that standard.
2. Require all producers of aged raw milk cheese to buy only from herds maintained using HACCP, and the Quality Disciplines of continuous improvement and statistical process control.
3. Fund the development of rapid testing so inspection can become part of the process, not after.
4. Focus raw milk cheese production on small to medium facilities only, to avoid the complexity of purchasing from large pools of milk.
I would hate that the ultimate legacy of pasteurization would be the creation of a super-germ. Because it is an after-the-fact fix, and does not address the root cause, leaving the door open to nature’s less savory mutations.
As to pasteurization, for large cheese producers using the milk of many farms it makes sense, or for those who choose to use it; for fresh cheeses and liquid milk it is the law. r
Dan Strongin is managing partner and owner of Edible Solutions, a consulting company focused on helping companies making great food make a profit. He will be writing a monthly column in Cheese Reporter. Strongin can be reached via phone at (510) 224-0493, or via e-mail at dan@danstrongin.com. You can visit and blog with Dan at www.managenaturally.com.
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