Questions on handling, preparing, and storing food in ways that prevent foodborne illness.

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8
votes
3answers
6k views

Can I store suet or home-rendered tallow at room temperature for a year?

This weekend I will be in possession of 100 lbs of beef suet (which I'll be getting from a butcher friend) and plan to render it into tallow. I can't even begin to imagine exactly what this amount of ...
8
votes
5answers
3k views

How can I tell if a mushroom is poisonous?

Assume I have found and want to eat a to me unknown kind of mushroom. Is there some way to find out if that mushroom is poisonous by looking/smelling/soaking it?
7
votes
1answer
762 views

How to ship bread or bread dough?

I've been thinking about starting a boutique mail order dinner roll business. Dough While I'd really like to ship dough and allow customers to bake (per roll) at their leisure, I'm beginning to think ...
7
votes
1answer
356 views

Does soap kill germs?

This accepted answer about knife cleaning seems to presume that soap sanitizes: ...in household use soap is required to sanitize your knife blade. However, a cursory search seems to undermine ...
7
votes
4answers
43k views

How long will food last in a refrigerator that is turned off?

We will be having a power outage in our building soon and our fridges are pretty full. The power will be off for about 10 hours. Will our food last safely during this time?
7
votes
5answers
785 views

How to cook insects?

I love touring and I am trying to cut my dependency on my protein sources such as soy powder, beans and other supermarket stuff. Touring is a bit like camping but with longer distances and a bike. So ...
6
votes
1answer
678 views

Knife cleaning: safe to do without soap?

Knife Skills Illustrated: A User's Manual suggests that knives can be cleaned with hot running water alone. "With sufficiently hot water, soap should not be necessary." Is this safe? What if I am only ...
6
votes
2answers
5k views

Can I use the same board for meat and vegetables?

I've heard that it's not good to use the same board for vegetables and meat, not only when you are making a salad but in general. Something about the bacteria in dirt and the bacteria in the meat is a ...
5
votes
2answers
29k views

How can I tell whether beetroot is still edible?

I have some raw beetroot I bought about a week ago, having stored them at room temperature since. It's the first time I bought it raw, and I'm unsure whether it's still edible. It is already soft, ...
5
votes
2answers
9k views

How necessary is it to marinade meat before making jerkies?

So I just got myself a dehydrator, for the purpose of making jerkies. I was thinking of just seasoning the meat lightly instead of marinating them, which takes considerably more time, needs more ...
5
votes
8answers
5k views

What to do about beetle infestation of wheat products? How do we prevent reinfestation?

Today my wife went to make some bread. She noticed some very small insects in the whole wheat and regular flour. Upon further inspection, many of our wheat based products were infested with these ...
5
votes
5answers
16k views

How do you know when mussels are done?

I bought 1/2 pound of mussels and cooked them in a cast iron skillet with a little white wine and some shrimp stock on boiling heat. Almost all of them opened after about 15 minutes, some did not. ...
4
votes
1answer
3k views

Is titanium cookware safe?

I haven't been able to find much in regards to titanium cookware and its possible interactions with the human body. Please provide academic/peer-reviewed/scientific articles if possible.
4
votes
1answer
25k views

shelf life for chocolate chips

Have some semi-sweet chocolate chips. Been in a bag inside a plastic container in a cupboard for 2 years but expiration date on the bag says that's one year too many. What's the shelf life for ...
4
votes
1answer
3k views

Can most sour fruits be jelled by cooking with sugar?

I make jam all the time, using pectin. But the recipes only list a few dozen common fruits. Recently, I wanted to make crabapple jam or jelly, and I found a recipe that essentially had me cook the ...
4
votes
2answers
24k views

Can cashews go bad? If so, how do you tell?

We have a tub of cashews that seems "off:" they smell a little different and taste a little different than we're used to. They don't smell or taste rancid (to us, I don't think I've ever tried ...
4
votes
2answers
6k views

How long can I keep thawed vacuum-packed fish in the fridge?

I know that for fresh fish, or fish that was previously frozen without special storage, you should use it the same day. If I thawed too much, does the fact that it was vacuum-packed add to the time I ...
4
votes
2answers
9k views

Undercooked beans in chili?

I made a bit of a mistake, being a lazy bachelor and inexperienced at cooking. I was making chili and when it came time to add beans I discovered I didn't have any canned beans. I did however have ...
3
votes
2answers
86k views

How do I know if my salmon fish is cooked properly?

I intend to cook some salmon fish over this weekend so that I can treat my friends and relatives. However, I saw this article - ...
3
votes
1answer
2k views

Can I leave a cake / cupcakes frosted with cream cheese frosting out on the counter?

I need to frost a cake and cupcakes with a cream cheese frosting for a late morning party tomorrow. I do not do a lot of baking so I'm concerned about when I should frost the cakes. For the sake of ...
3
votes
1answer
6k views

Is it okay to eat gorgonzola cheese mold?

My pack of Gorgonzola came with greenish/blue mold. is it okay to eat that mold? I intend to eat the cheese by itself.
3
votes
3answers
20k views

Are vegetables poisonous if they have roots, are sprouting or are many weeks old?

Can I use sprouting vegetables? Are they poisonous? When cooked, does the sprouting have an effect to foods taste? Can I use my potatoes or carrots if they already has some roots...? How about when ...
3
votes
4answers
13k views

What does flour smell like when it goes bad?

I've got about 15lbs of saphire unbleached white flour left from my 25lb bulk purchase from 2 weeks ago. While preparing a wonderful zucchini bread recipe I noticed a "sour" smell from my flour. ...
2
votes
2answers
252 views

can maple syrup be refrigerated after it was out for a few days?

I opened Adirondack pure maple syrup a few days ago. It didn't say to refrigerate, so I didn't. When I googled it, it said that it should be refrigerated. Can I still do that? If I may not use it ...
2
votes
1answer
102 views

Can a bloody orange be half bloody?

I've got a "sanguino moro" (bloody/red) orange, but it appears to be only half-bloody, as in the photo below. However all figures I've found on the internet show oranges that are purely red inside, ...
2
votes
1answer
186 views

Can I sterilize homemade mustard jars in the oven?

I make home made mustard and sell at market stalls. It's been interesting - and growing. I am trying to fine tune my process. The mustard is a fermented product (can be sitting doing its thing for ...
2
votes
1answer
393 views

Is storing homeade dressing with garlic powder safe?

I would like to make a salad dressing with apple cider vinegar, evoo, maple syrup, mustard, onion and garlic powder, cayenne, and italian seasoning. I know nothing about food safety, is it safe to ...
2
votes
2answers
2k views

raw chicken in an “off” crockpot

I put chicken in a crock pot and thought it was on low. It was off. It's been two hours. Do I need to throw out the chicken? It was fairly cold because it was mixed with a cold teriyaki sauce among ...
2
votes
2answers
11k views

homemade chilli oil

I am making chilli oil using light olive oil, crushed chilli, dried garlic, dried fennel seeds and parsley. I have been making this for years. I am concerned about this Botulinum business. Should I ...
2
votes
0answers
74 views

Do I need to wash my tongs between handling raw meat in pan? [duplicate]

Possible Duplicate: How can I ensure food safety if my cooking utensils have touched raw meat? I tend to be over careful when handling raw meat when cooking. However, I think it is simply ...
2
votes
2answers
2k views

How long will roux keep?

I've made roux some time ago. Forgot to put the date on the container. How long will it keep in the fridge? I'll be making a sauce in a day or two...
2
votes
1answer
11k views

How long does it take botulism spores to germinate in the fridge?

Based on this question, I started wondering how long I could keep an anerobic food in the fridge before I have to worry about botulism colonization. 1 day? 3 days? 2 months? Clearly it's not a ...
2
votes
2answers
2k views

Is refreezing a meal safe?

I know there have been questions on refreezing meat, which apparently is not safe to do. My understanding from those posts was that it was referring to raw meat. My question is slightly different. I ...
2
votes
1answer
6k views

creme fraiche 1 month out of date!

I was just cooking some soup and added some creme fraiche (I smelt it before and it smelt fine, force of habit) Once I had mixed it in - I noticed that the sell by date was the 15th of January! I ...
1
vote
3answers
681 views

Does frozen broccoli need to be cooked to be eaten safely?

I bought a different brand of frozen broccoli and the package says, "For food safety, cook to an internal temperature of 165 degrees". The previous brand didn't have any such warning. My questions: ...
1
vote
2answers
1k views

Rice with worm and possibly their eggs

I bought a bag of brown rice from a store. After having opened and used for a while, I found there were moths flying in the house. At the same time, I found worms in the rice. I suspect that the moths ...
1
vote
2answers
183 views

Does the quality of garlic degrades if I chopped, fried then use it after a week?

Here in the Philippines, most of the viands uses garlic, specially whenever we sauteing. Due to this I've found a shortcut in order to reduce the time I need whenever I cook. Instead of peeling the ...
1
vote
2answers
374 views

Food Safety Question - Refrigerator Temperature

The temperature in my refrigerator has suddenly increased and seems stuck at 55 degrees (12ºC) no matter how I set it. Clearly something is wrong but it's Sunday and I can't get anyone out to check it ...
1
vote
1answer
797 views

Can I still use meat left out in the trunk

I accidentally left meat in the trunk of my car, it's so cold outside it froze, can I still use it?
1
vote
1answer
460 views

At what concentration is sodium bicarbonate a sanitizing solution?

I can't find an authoritative answer to the question @rumtscho asked me here about the concentration of sodium bicarbonate, mixtures of which I've come to rely on as a cleaning and sanitizing solution ...
1
vote
2answers
629 views

What method for advance prep of seitan prevents deterioration of texture and preserves flavor while protecting from spoilage?

Tonight, I am hoping to cook up three to four loaves of seitan for final prep three days from now. My intent is to form the dough, simmer in stock or steam, and then refrigerate. In three days I hope ...
1
vote
1answer
794 views

Is there something wrong with this scallop residue?

After cooking scallops in oil in non-stick pan, I cleaned up and there was a white hard substance left stuck to the pan. It felt like plastic. These scallops were fresh caught one day before using, ...
0
votes
2answers
150 views

power outage/frozen meat

We were on vacation for a week. The neighbor said we were out of power the whole time. We have a chest freezer full of beef. It thawed but remained in the freezer unopened the whole time. Is the meat ...
0
votes
3answers
457 views

Why are standard cast iron maintenance practices compatible with food safety?

How on earth is not washing a cast iron with soap not harmful? Since even if you wash it good with hot water and Salt, wouldn't there still be a possibility of harmful bacteria and such left in the ...
0
votes
1answer
255 views

Is there a table that shows the cooking temperature and the duration for different meat types and its bones?

Just wondering if there is a table (similar to the one below - including a example) that can shows the cooking temperature and the duration to cook different types of meat (and/or its bones) in ...
0
votes
2answers
274 views

Will liquid keep longer if I boil it and then leave the lid on?

Basically I boiled a turkey carcass on Thanksgiving night for about an hour. I then turned off the heat and left the lid on (never took it off). Since then it has been sitting on my stove for the ...
0
votes
1answer
4k views

How long can you store the bones of a chicken in the refrigerator?

No odours can enter the place where I am keeping the bones in the refrigerator so contamination is minimized.