Questions tagged [food-safety]

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

71 questions with no upvoted or accepted answers
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1answer
162 views

Are residues from seasoning coating harmful when using carbon steel pan?

I seasoned this carbon steel pan a few months ago, but after several times I cooked, the seasoning coating started to flake. I wonder are the residues harmful? Can I remain the way it is or should I ...
3
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0answers
177 views

What is the minimum processing time for salsas?

I found a recipe (Wonderful Salsa at Food.com) that called for it to be processed for 10 minutes. I'm seeing now that other salsa recipes call for 15 or more minutes. Is this true for all salsas, or ...
3
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1answer
81 views

Storing cooked food in ziploc

I am planning to go on an outdoors day trip with no way to heat up food. Is it safe to heat up a packaged, fully cooked sausage in the early morning (4:00 AM) and wrap it with bread and store it in a ...
3
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1answer
287 views

Why are British cooking shows seemingly more lax in terms of cleanliness?

I was watching the Great British Baking Show and a couple others and I noticed multiple instances where things were dropped on the floor and added back to the plate, or they taste with a spoon and ...
3
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1answer
3k views

Risk of eating potato skins with anti-germination treatment

Most potatoes are given a chemical anti-germination treatment to stop them sprouting before we eat them. With crispy potato skins and baked potatoes seen as a luxury, I wondered what research has ...
2
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0answers
24 views

Are there any ingredients I should not add to a no-knead dough with an extended proofing time?

I am having great results with no-knead bread, generally leaving this to proof for up to 18 hours in a coolish (20 C) room. I'm thinking of upping my game and adding fresh ingredients (e.g. minced ...
2
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0answers
67 views

How to tell if Koji rice is bad?

I have some store bought Cold Mountain brand Koji rice. On the container it says it keeps in the fridge for "6-12 months". I've had it for about 8 months, but can detect no change from when I bought ...
2
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0answers
78 views

Ought dried WHITE fungus have black specks and dark areas?

Please see beneath. My grandma bought these dried white fungus at Sunny Supermarket in Toronto, Canada. But are those black specks and dark areas harmless? When she bought them, she didn't notice ...
2
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0answers
254 views

What are these white and thick things in my egg?

I bought a carton of eggs 6 days ago, and all the eggs have these white and thick spots in them. Not sure how to describe it. Does it mean the eggs went bad? Did they go bad? The eggs are suppose to ...
2
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0answers
4k views

What are these white flecks in my lentils and split peas?

I was cooking a pot of red lentils and yellow split peas, and noticed these white flecks all throughout. What are they? Are they safe to consume? I have been using the same batch of lentils and peas ...
2
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0answers
268 views

Should I be worried about a dark red spot on my acorn squash?

When I split open the acorn squash, there was a large blood-red spot with small white spots in the middle. My best guess is it's rot or mold. I cut it out, leaving plenty of the normal golden flesh ...
2
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0answers
128 views

Re-Heat meringues after having them in the fridge for a long time?

Three weeks ago I tried to make meringues. Unfortunately I left them in the oven for too short, and thus they were quite soft. Thus I put them in the fridge. Now I took them out again, and noticed ...
2
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0answers
1k views

how long can I keep thawed corned beef in my refrigerator?

I took a corned beef out of the freezer and thawed it in my fridge. How long can I keep it before it has to be cooked.
2
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0answers
2k views

What is the shelf life of my syrup?

This is a continuation of my last question. the recipe I have is: 2 1/2 cups water 2 cups white sugar 3/4 cup brown sugar 1 moist vanilla bean, preferably Mexican or Bourbon (Madagascar) ...
2
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2answers
1k views

Black mold inside Misto oil sprayer collar

There is some black mold I can see inside my sealed Misto internal clear plastic air collar that is just below the sprayer and around the sprayer tube when the sprayer mechanism is unscrewed. I ...
2
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1answer
165 views

Bottling cream-based salad dressing. Preservative advice?

I would like to bottle my home made salad dressing that is mayo- and cream-based. I was wondering what kind of preservatives I could use to lengthen shelf life. Also, I am using garlic powder as an ...
2
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2answers
28k views

Kebab cooking rules

What are rules about cooking lamb and chicken doner kebab? How many times can the spit be put in the fridge, then cooked again the next day? I have been to a kebab shop where the cook put a huge lamb ...
2
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1answer
8k views

Are black prawns safe to eat

I bought some prawns yesterday at a supermarket. Although displayed on the fish counter with fresh fish, they were clearly frozen or partially frozen. I put them in the fridge over night. Today, I'...
1
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0answers
28 views

Are there any cold paddles that are BPA free?

There have been previous discussions on the cold paddles to use to rapidly cool soups, etc. One of the more common ones in the San Jamar line. However, on their website, it says that there is some ...
1
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0answers
65 views

Are there any other brands like Xtrema?

I'm looking for lead-free, cadmium-free, arsenic-free 100% ceramic cookware. Unfortunately, Xtrema is not available where I live. Are there any other brands like Xtrema?
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0answers
47 views

Egg Refidgeration in a pie

I was wondering if a pasteurized egg in a pie needs to be refrigerated after it is made. If it is out on a table for 3 hours or more, will it go bad?
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0answers
125 views

Is it safe to eat hard boiled eggs after washing with peroxide and cold water?

I read that washing eggs with cold water will draw bacteria from the outer shell inward the egg. Are hard boiled eggs made with eggs washed with peroxide and rinsed with cold water before cooking ...
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0answers
223 views

Bailey's curdled in coffee?

I put an irish bar's baileys into my morning's black coffee I kept warm in a Stanley thermos. But after an indeterminate amount of time (between 10 mins to an hour), some of the milk curdled. Is that ...
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0answers
273 views

Is it safe to reheat chickpeas twice?

I cooked a batch of garbanzo beans, immediately washed under cold tap water, drained 10-20 minutes, and transferred to the fridge to chill for a few hours, then transferred to portioned freezer bags ...
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0answers
65 views

Shelf life of a Chocolate Product (incl. butter) - “Chocolate Salami”

I have an old family recipe for something called a Chocolate Salami (don't worry, there isn't any meat) and I am wondering - if I vacuum seal it, will it be shelf stable? I know the stability of ...
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0answers
73 views

Is there any cooking oil mister designed such that the oil is never in contact with plastic parts?

Is there any cooking oil mister designed such that the oil is never in contact with plastic parts? I just don't like the possibility of having any plastic chemicals dissolved in the oil.
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37 views

Food safety risks associated with storing cracked egg shells and residue with un-cracked eggs

I'm curious as to the food safety risks, if any, associated with storing cracked eggshells and residue alongside un-cracked eggs. For example, how safe is it to crack and use half a dozen eggs, put ...
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0answers
66 views

Eggy, moist cake / spoon bread unrefrigerated?

I made a cake with a high egg content and kind of moist. Sort of like a spoonbread. 4 eggs for 4 servings. I Iet it cool, and put it in the fridge. What I didn't know was, the fridge was still cold ...
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0answers
5k views

Pithy sweet potatoes - okay to eat?

This sweet potato is spongy and slightly holey inside. Is this safe to eat? It's similar to this question, Holes inside a sweet potato, but mine is only slight pithy/holey. The outside is normal. ...
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0answers
57 views

A watermelon with a slight cut in it

Transported a fresh watermelon home in the car. It rolled off the seat onto the floor & got a slight cut in it. It sat our for 48 hours. The cut isn't deep & the heart of the melon seems ok. ...
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0answers
157 views

Why did my apple cider vinegar hiss when I opened it?

I opened a bottle of apple cider vinegar and it made a hissing sound when I opened it (like beer). I thought it was okay and poured it on my salad but it did smell a bit yeasty. I put the salad in the ...
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0answers
206 views

Can I heat-treat wheat bran or flour at home?

For instance, I can only buy unprocessed wheat bran near me, and it has a warning on it that says "not ready to eat, must be thoroughly cooked." I'd like to be able to toast it or something to be able ...
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0answers
708 views

Cooking leftover sushi

I have two day old tuna nigiri in the fridge which smells fine. What I've read says to eat it within 24 hours. But if I cook the tuna then I can just go with raw fish guidelines?
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126 views

Can I ferment Black Garlic at 40C instead of 60C

Can I cook the garlic at 40 C? my rice cooker warms at 40 C.
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0answers
115 views

Which foods become shelf-stable on cooking and why?

Certain foods are normally refrigerated, but after cooking can be kept at room temperature for a few days at least. An obvious example is cheese -- e.g. cheese-topped rolls normally have a best ...
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0answers
259 views

Consuming Kefir Grains

Kefir grains multiply so quickly and I don’t like to dispose of them. I quite like the texture and taste. Is it safe to consume them? Is there any reason not to?
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0answers
913 views

What are mandrakes? Are they edible? How are they prepared?

Mandrakes (mandragora) are mentioned in the Bible as an aid to fertility (cf. Genesis 30:14), but what exactly are mandrakes? I hear they are poisonous, have narcotic properties, or aid with fertility....
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0answers
414 views

White mould on top of my tepache

I started a batch of tepache last Sunday. On Wednesday I noticed some white layer on top of it, but decided to wait until today because I thought it could be kahm yeast. I have just opened it and the ...
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0answers
388 views

Beet juice storage

I have a container of beet juice with no beets or anyhing in it, in my fridge how long can i store it there before going bad? I want to make pickled eggs with it but not sure if its still good. Its ...
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0answers
297 views

Power outage - Six hours vs. four hours

We had a power outage last night in winter that lasted six hours. I understand that for an outage over four hours things should be thrown away if they get above 40 degrees for two more hours according ...
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0answers
518 views

Is a reddy/brown coloured cod fillet ok to use?

I did an online shop last week and when it arrived the cod fillet that I had asked for looked slightly red so I asked for another packet but that was slightly off colour too looking slightly reddy/...
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0answers
414 views

Refrigerate cooked mung bean porridge

How long can I refrigerate cooked mung bean porridge with coconut cream? This is the recipe I used, with 1/4 the sugar suggested. http://www.seriouseats.com/recipes/2010/04/mung-bean-porridge-in-...
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0answers
358 views

White threads on top of mushrooms?

I just opened a pack of baby bella mushrooms that I bought yesterday. They were firm and in good condition, but the one on the bottom had wispy white threads growing out of the top. I thought it could ...
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0answers
155 views

my freezer popped open without my knowlege

my freezer popped open without my knowledge, not sure when, but it was no longer than a day and a half, there was ice formed on the roof and the sides, is it safe to refreeze? I had hamburger, steak ...
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0answers
502 views

Can kefir whey be refrigerated before being used to ferment other foods?

Is it okay to refrigerate kefir whey for a few days before fermenting other foods with it (i.e., almond butter http://www.thecandidadiet.com/forums/topic/fermented-almond-butter-16/ ), or will this ...
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0answers
160 views

Are bunya-bunya nuts safe to eat if the shells are moldy?

We recently harvested a bunch of bunya-bunya cones and set them aside for a while to wait for them to split open. Unfortunately, we forgot about them for a while and it rained in the meantime, so not ...
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0answers
91 views

Tart Taste to Hot Bath method canned Vegetable soup

Why does my homemade vegetable soup cooked for at least 3 hours and then I put into canning jars in a hot bath for 45 minutes taste tart? What can I add to take the tart taste away? It has been ...
1
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1answer
69 views

Do gums have any nutritional value?

Do gums (e.g., xanthan, guar, cellulose, glucomannan) have any nutritional value, or do they pass undigested like chewing gum does? Are there known allergies to any gums?
1
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1answer
80 views

Dehydrating fruit/veg, temperature, and safety

I have a food dehydrator, which I've used in the past for chillies, apples and herbs. I intend to dry some tomatoes with it soon, a process that apparently takes about 8 hours at 60°C (140°F) ...
1
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1answer
1k views

3 day old steak turning brown from the inside out

I have a 10oz. steak I cut 3 days ago. It was stored on peach paper, which is oxygenated. It is beginning to brown from the inside out. The exterior is fine, no slime, no odour. But when cooked, it ...