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

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15
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4answers
2k views

Can one preserve food by periodically heating it?

I get that keeping food temperature low will slow down chemical reactions and preserve food, but sometimes my sister preserves food by heating it every 6 hours or so (up to 1-2 days). Does this help ...
15
votes
3answers
652 views

What parasites are problematic in sous vide?

Obviously, one should use only clean ingredients. However, especially with game and river/lake fish that's rather difficult. What are parasites that should be taken into account in sous vide ...
15
votes
4answers
2k views

How long is garlic butter safe, and why is it not a botulism risk like garlic in oil?

I've been making garlic butter for years, storing it for months at a time. When I read that garlic-in-oil can grow dangerous amounts of botulinum toxins after similar lengths of time, I wondered how ...
14
votes
5answers
69k views

How long can eggs be unrefrigerated before becoming unsafe to eat?

A friend of mine accidentally left a carton of eggs on her counter, unrefrigerated, for three days. The eggs had been previously refrigerated both at the store and at home. Now she's planning to do ...
14
votes
6answers
5k views

Is Beer Can Chicken safe?

Some time ago I've read about Beer Can Chicken. I've never heard of this in my area, but it seems (and looks) tasty! So I would like to give it a try. There is just one thing that worries me: Is it ...
14
votes
1answer
10k views

How should I deal with blood released while thawing meat in the refrigerator?

Saturday I pulled a package of venison from my freezer to thaw and hope to make stroganoff with it tonight. However, this morning I noticed that the package (in a bowl) had really released a lot of ...
14
votes
2answers
12k views

Is it safe to eat mouldy bread?

Is it safe to eat mouldy bread, even after cutting away the moulded parts? And how can you tell if the mould is harmless or toxic?
13
votes
7answers
21k views

Are fungal toxins a significant problem in coffee, and if so, can they be avoided?

I stumbled across this blogpost which claims that coffee is awesome for our bodies but only if it doesn't have mycotoxins (toxins generated by fungi). To quote them: One study showed that 91.7% ...
13
votes
3answers
2k views

Metal dust/shavings in food from knife wear?

I've been wondering about this for a while, since getting interested in knife sharpening. When using a knife, it will get duller. One (the primary) reason being that you "bend" the edge. You fix this ...
13
votes
5answers
21k views

Should maple syrup be stored in the refrigerator?

Is there any reason to store maple syrup in the refrigerator? It tastes better when it's a little warmer.
13
votes
3answers
28k views

What meats can I serve medium rare and why?

It is generally accepted that pork and chicken must be cooked completely (unless put through a strong curing process) while certain cuts of beef and lamb can be served on the rare side. Why is this? ...
13
votes
2answers
3k views

When should cutting boards be replaced?

From a food safety perspective, under what conditions should a plastic or wood cutting board be replaced? I have a plastic one that developed a crack that goes through both sides of the board. I ...
13
votes
6answers
59k views

Can store bought salmon be used for sashimi?

Is it safe to consume raw fish purchased at the fish counter of a typical suburban grocery store? If not, do you have any tips for finding sushi grade fish.
13
votes
3answers
5k views

What do I need to know about temperature and food safety?

What general rules do I need to follow to keep my food safe? How do I know what temperature to cook something to, or whether my food is safe at room temperature?
12
votes
6answers
10k views

Botulism, Garlic, Cold pressed Olive oil and mason jars

I make a product I invented called Maybe It's Marinade. Cold pressed extra virgin olive olive, pressed garlic as the base in three varieties, AoliOliO, Dill and Cayenne Pepper, garlic powder, and ...
12
votes
7answers
4k views

Is Teflon dangerous?

I've read that non-stick saucepans using Teflon are dangerous. Why do so many people still use them including all the professional chefs, and how do you personally feel about using them after reading ...
12
votes
2answers
808 views

What are some techniques to cool down a dish so that we can store it in the refrigerator safely?

My wife just cooked some 'plof' (an Ashkenazi Jewish recipe). A one pot chicken, rice, onion, carrots dish. All those are in their respective layers. She just finished cooking it. We're going to go ...
12
votes
3answers
1k views

Why do chefs use salt and pepper bowl after touching raw foods

When I see chefs on tv handling raw chicken or such and then stick their fingers in a salt bowl to seasoning them why is the salt in the bowl not contaminated too. I see this all the time on cooking ...
12
votes
3answers
13k views

How can I safely use a blender with hot liquids?

One instruction in a new barbecue sauce recipe I'm trying out is to take the pot of simmering sauce and run it through a blender or food processor. I have now learned the hard way that blending hot ...
12
votes
3answers
68k views

Is it safe to eat sprouted onions?

I opened my onion rack lately to find onions that had sprouted several-inch-long green roots... It made me extremely queasy and I threw them out. But I was wondering - would it be safe to eat them / ...
12
votes
6answers
5k views

dry garlic in oil --> botulism risk?

My girlfriend and I are thinking of preparing some flavored oils for Christmas presents this year (don't tell anyone!). We've read online that fresh garlic presents a health hazard when stored at room ...
12
votes
4answers
5k views

Are there other parts of a Lobster that are edible apart from the Tail and Claws?

I was thinking of the innards - specifically the white parts inside of the main body and what looks like eggs.
12
votes
2answers
29k views

Is it safe to eat butter after it has crossed its expiration date? Does butter ever spoil in fridge?

I just came back from a long trip and I was cleaning out my fridge, and I noticed that there is an expiration date on the butter. It expired about two months from when I bought it. The butter doesn't ...
12
votes
6answers
60k views

How long does it take for buttermilk to go bad?

I love making buttermilk pancakes but I can never seem to use up my buttermilk before it passes the expiration date. The thing is, if I take a solid whiff of the "expired" buttermilk it smells great ...
12
votes
4answers
12k views

Is it safe to cook wine or vinegar in cast iron?

I want to cook a beef brisket, following a recipe that suggests baking it on a bed of onions and red wine, or red wine vinegar. I'd like to use a cast iron dutch oven, but am concerned about the ...
12
votes
9answers
155k views

Can I put frozen meat in a slow cooker?

I was wondering if I can put meat directly from the freezer into a slow-cooker. I want to be able to put chicken in the slow-cooker without having to let it defrost for a whole day in the fridge. It ...
12
votes
3answers
2k views

What makes carrot bits turn green in carrot pineapple bread? (And are they safe?)

Sometimes, a couple of days after its cooked, the carrot bits inside a carrot pineapple bread turn green. Normally, I'd assume that a food that doesn't start green and winds up that way is moldy, ...
12
votes
1answer
13k views

Does ketchup belong in the fridge, or the cupboard?

I'm hoping this will solve a biiig long-running debate I have with my friends. Heinz Tomato Ketchup (The UK version contains sugar from beets, rather than HFCS like the US version) I tend to think ...
12
votes
5answers
3k views

Is there a way to safely can pesto sauce?

I grow basil and I have enough that I would like to can some pesto sauce. I have tried to find a way to can it but I keep hitting a wall. I would like to give a few cans of pesto to people for ...
12
votes
4answers
122k views

How long can cooked food be safely stored at room/warm temperature?

If I leave fully-cooked food (particularly meat) out at warm temperature - say on the counter or in a crock pot that's been turned off - how long will it stay safe to eat? Does it make any ...
12
votes
1answer
763 views

Can one become ill from consuming food smoked with wood that contains a common fungus?

If someone used common wood (oak, hickory, etc) from the woodpile, which had been sitting in the rain and weather for some moderate time and, consequently, may be harboring some common fungi, could ...
11
votes
9answers
7k views

How do you put out a grease fire?

I recently had a grease fire - the pan caught on fire from a little fat that spilled over the skillet. Is there a safe, quick way to put out a fire like this?
11
votes
9answers
20k views

Can you reuse marinade used with raw chicken?

I marinated chicken a couple weeks ago, and stored the marinade afterwards in a jar. Can it be reused, or is that dangerous? I've been told conflicting stories here. The marinade is mostly teriyaki if ...
11
votes
4answers
3k views

Is horse meat safe to eat?

It's been in the news lately about horse meat being disguised as beef. Is this really that serious? Is horse meat unsafe? Or is it just taboo because horses are "cute"?
11
votes
4answers
6k views

Leaving the food out to cool off after cooking

After cooking, if the food is hot I heard it is better to leave it out until it cools. Why? Because if you place it hot in the refrigerator, the bacteria will grow there. On the other hand, I think ...
11
votes
5answers
23k views

Can I re-cook a ham that was left out overnight?

I left a fully cooked ham in a bag out overnight. It was refrigerator temperature when I took it out at 9pm. Our Seattle home was not heated; it was about 50 degrees last night. I found it at 6am and ...
11
votes
4answers
5k views

To sear or not to sear - slow cooking beef dishes

I want to make beef goulash in my slow cooker (first time). The instructions call for adding the beef as is. Something in my gut (rightly or wrongly) tells me to sear it first. Will it turn out ...
11
votes
4answers
5k views

Does bacon need to be fried until crisp?

I'm not sure how much to fry the frozen bacon I get. Should it be crisp? When do I stop?
11
votes
3answers
2k views

Is there such a thing as “food grade CO2”?

I'm thinking about building a setup to make my own carbonated water. Should I be concerned that I'll be filling up my CO2 tank at Dick's Sporting Goods?
11
votes
3answers
7k views

What are the 'natural flavors' in a fruit drink that contains no juice?

When a fruit (flavored) beverage says it contains all natural flavors but no juice, where is the flavor coming from? Is it possible there are man-made additives being thrown in that can be technically ...
11
votes
6answers
46k views

Is it safe to eat Raw Corn?

I saw a recipe for a Summer Salad that said to sprinkle raw corn on top for a "crunch" effect - I've never eaten raw corn and was wondering if it was safe. I'm guessing hard to digest at the ...
11
votes
2answers
731 views

How does salmonella get into eggs?

Since a few hundred million eggs have been recalled, I'm wondering how salmonella gets into eggs in the first place. Is it getting on the shells from the environment (or the hen)? Is it inside the ...
11
votes
1answer
2k views

Room temperature “rest” for fresh mayo?

On the mayonnaise episode of Good Eats, Alton Brown recommends letting homemade mayo sit at room temperature for 4-8 hours before refrigerating. The idea is to let the acid in the mayo kill any ...
11
votes
3answers
9k views

Is it safe to reheat old water in an electric kettle?

I usually throw away the remaining water in the electric kettle before refilling it if the water is more than about a day old. In theory wouldn't boiling kill any impurities the old water might have? ...
11
votes
4answers
6k views

Can we digest raw starch?

One of the wisdoms passed on early in my family is not to eat certain types of food raw, because they will cause bellyache. It is regarded common sense on par with not to touch a hot stove because it ...
11
votes
2answers
2k views

Is it ok to leave a slow cooker unattended?

Is it safe to leave a slow cooker (Crock-Pot) on unattended (for example, while you're at work and no one is home)? Or is that a fire hazard?
11
votes
2answers
2k views

Are there health issues with sous-vide cooking?

As I understand the technique, you put a food item in a plastic bag and dump it into warm water for some amount of time. What happens to bacteria growth inside the bag?
11
votes
1answer
307 views

Is there anything special about fugu meat?

I know that fugu is fairly well known both inside and outside Japan, and wild versions of the fish contains a toxin 1200 times more potent than cyanide. (Fun fact: one species is also the second ...
11
votes
3answers
30k views

Food safety concerns regarding cooked steak stored in the fridge

I'm thinking of cooking some steak and storing it for later use in a cold salad. If I cook it to medium rare and cut it into strips and store it in the firdge, will it be safe to eat later? I know any ...
11
votes
7answers
25k views

Can I Brown Beef For Slow Cooking the Night Before

Many slow cooker recipes suggest that beef be browned before being added to the slow cooker, which is definitely better for the flavor of the dish. I've always believed that this browning must occur ...