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Questions tagged [food-safety]

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

59 questions with no upvoted or accepted answers
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49 views

Calculating Salt/Sugar additions for Mushroom based Jerky

I'm working on a mushroom based jerky recipe and there are a couple questions about water activity that I am having trouble finding answers to. What salt and sugar content should I be aiming for to ...
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201 views

What's this orange jelly on pomelo?

I was peeling my pomelo when I noticed this orange gelatinous substance between slices. No other places were found and the fruit looks good from inside. Is it safe to eat?
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178 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 ...
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1answer
4k 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 ...
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2answers
32k 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 ...
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96 views

I accidentally left the brown sugar out of my caramel sauce

I made “caramel” popcorn crunch which called for butter, brown sugar, light corn syrup, vanilla and baking soda. I cooked it to the soft boil stage then coated the popcorn and cereal mixture and ...
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0answers
57 views

Preparing pine and fir needles collected in the wild

I live near a small patch of forest that features various pines and firs. I have been thinking to use their needles for home-made gravlax. What would be the safest way to prepare them in a way that ...
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114 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 ...
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279 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 ...
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5k 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 ...
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314 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 ...
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162 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 ...
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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.
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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) ...
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1answer
177 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 ...
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1answer
10k 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'...
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2answers
2k 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 ...
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36 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 ...
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71 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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48 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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145 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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879 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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884 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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88 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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74 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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41 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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6k 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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186 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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754 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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118 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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1k 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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313 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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8k views

Why are there white spots appearing on segments of canned tangerines?

I recently opened a tin can of tangerine segments, only to find that the segments contained little white spots throughout the segments. Can anyone tell me more in regards to what the white spots are? ...
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547 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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447 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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389 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
156 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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523 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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167 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 ...
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1answer
81 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) ...
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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 ...
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1answer
603 views

Cure #1 in Brine for Brisket

I'm trying for the first time to cure a second cut brisket (1.8 lbs.) to make pastrami (after curing the meat I will smoke it and then steam it). I followed a recipe from the Stanley Marianski book ...
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2answers
3k views

Why did my sponge cake go moldy so quickly?

I made a no-oil sponge cake for a swiss roll. I filled it with fresh whipped cream and then stored the cake in the fridge. It has gone moldy within 4 days of filling it. Since filling it, it has been ...
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39 views

White Stilton cheese wet and soggy

I bought white Stilton cheese with mango and ginger and the package looks fine but the cheese is wet and soggy. Is it still safe to eat soggy cheese, especially since it has dried fruit in it? I read ...
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64 views

do you have to heat seeded flatbread

I have always eaten morrisons seeded flatbread cold but looked at the packaging and it says it must be heated thoroughly, why is this
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40 views

Delicata squash - good outside but not sure about inside

I cooked spaghetti squash recently and put the raw seeds and pulp in the fridge and it did smell a bit strong. But I ate the spaghetti squash and it was fine. Today I cooked delicata squash which was ...
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169 views

Are these mushrooms still edible?

Are these mushrooms still edible? The colour of the gills changed. I'm not sure what kind of mushrooms they are. They're not store-bought though, my mother picked them from the forest. She also ...
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434 views

i want to know about this strange black thinng which is present inside this banana

what is this strange black thing inside of this banana is it safe to eat or not if anyone knows about this please let me.i'm worried.
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47 views

XXL Silicon Bag for Autoclave Cooking

The premisse An autoclave that I own is originally intended to sterilize and pressure can food at 6 bar (which is higher than common pressure canners). The autoclave looks like a pressure canner, has ...