Questions tagged [food-science]

All about the scientific theories behind food. Cooking myths debunked here.

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1answer
156 views

Is there a scale for measuring level of roast?

Similar to, for example, how the Scoville scale measures spiciness by concentration of capsaicin, is there a scale that measures how toasted/roasted something is, perhaps as a function of the Maillard ...
5
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1answer
1k views

Does cooking nopales with a copper coin actually neutralize the mucilage, and if so, why?

While looking around at different ways of cooking nopales and okra that dealt with the mucilage, I found a few references to cooking nopales with a copper coin. Some people seem uncertain whether it's ...
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2answers
5k views

Soda water first stored in refrigerator and then at room temperature

If I put an unopened bottle of soda water in the refrigerator and decide two weeks later that there is not enough room so I store it in a cabinet outside the refrigerator, will it lose its bubbly ...
4
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3answers
18k views

Should I boil canned food in water?

Do I have to boil canned food, specially tuna can, in water for twenty minutes? I think it's necessary to prevent food poisoning by botulism. However, currently that I am in Europe, I have not seen a ...
4
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3answers
957 views

How to achieve in my homed-made mayo the same strong 'egg flavor' as in store-bought mayo?

I have been experimenting with home-made mayonnaise recently. My favourite mayonnaise brands like Hellmann's and Hienz have three distinct taste 'points' that I have tried to achieve: Tangy Salty A ...
4
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3answers
2k views

When making fried rice, how does the amount of heat affect the taste of the food?

This answer talks about the amount of heat required for cooking fried rice which tastes similar to restaurants. I want to understand the science behind it. Please explain.
4
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2answers
845 views

What is the history of souvlaki and is there any benefit in cooking meat on a skewer?

I'm wondering about the origin of souvlaki. Was it only something of a convenience (easy to cook lots of pieces together)? Or does this way of grilling lead to better results, as opposed to just ...
4
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1answer
1k views

What's the brix of a typical avocado?

What's the typical brix of a typical store-bought avocado? I mean the percentage of sugars, acids and such (I think it refers to all dissolved solids, but sugar gets the most attention). I can find ...
4
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2answers
5k views

my black garlic cooking in a rice cooker went brown and hard before black any ideas?

I have my garlic in the skins in a rice cooker on the warming setting after 7 days the garlic was brown dried out and hard, is it over cooked and not slowly caramelized? what is the purpose of ...
4
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2answers
3k views

What is the lowest temperture I can use to cook fresh pasta?

Say I want to cook fresh pasta and I don't have access to a stove or hotplate. I can heat water with an immersion circulator. I can get close, but can't achieve a boil. What is the lowest ...
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2answers
3k views

Why my meatballs sweated all of their fat?

I have made simple meatballs with red onions, some eggs, drizzle of olive oil and chopped scallions. Put them into the oven at 220c (440f) and this is what came out: They sweated all of their fat and ...
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1answer
30k views

Why do my stored cashews smell like fish?

I have a 30 Oz plastic jar of Roasted, Unsalted Archer Farms Cashew Nuts. I've noticed that after having it 'open' for a week or two (i.e. the lid is tightly screwed onto the jar, but the initial ...
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1answer
1k views

What is the rule of thumb for mixing doughs?

Without delving too deeply into specialty doughs, but addressing more than just cakes and bread, what concerns can I evaluate when calculating the technique for approaching a dough? For instance, ...
4
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1answer
2k views

Does adding oil to pasta water reduce the tendency to boil over?

I know that adding oil to pasta water doesn't keep the noodles from sticking--much better to do that after cooking. I also know that there's no need to cook pasta at a rolling boil. My question is ...
4
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2answers
139 views

Why does my red palm oil seem to have such a low smoke point?

I bought some red palm oil from an African grocer (no brand... it just comes in an unlabeled plastic milk jug), and it seems to have the lowest smoke point of any oil I've used despite every online ...
4
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2answers
239 views

How to reproduce beef flavor & texture

I love beef, but as a food source it is decidedly problematic: even aside from the ethical concerns of eating animals at all, farmed cattle are environmental disasters on hooves, and red meat just isn'...
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1answer
1k views

Sorbet tastes less sweet when frozen?

I made some strawberry sorbet. I cut up the strawberries and macerated in lime juice and raw sugar, then cooked them to make them soft so I could use my hand blender to make the puree. I used enough ...
4
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1answer
4k views

How much citric acid is safe to use?

I am using citric acid as a preservative for peanut sauce. The 1tsp per quart is not strong enough. Is it safe to use a higher concentration? My peanut sauce is currently at a pH of 4.5, I need <4....
4
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2answers
6k views

How does pudding make cake moister?

I've got a recipe that calls for adding a box of instant pudding mix to a box of cake mix (along with eggs, water, and oil) to make a cake moister. And there are lots of cake mixes that proclaim "...
4
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1answer
217 views

Lemon dill sauce broke [duplicate]

When making a lemon dill sauce will limited ingredients due to Lenten restrictions, we found the sauce broke after simmering. The sauce was vegetable stock with lemon juice then thickened with a roux ...
4
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1answer
4k views

What can I do to dry out my marshmallows?

The recipe that I used did not call for cornstarch or corn syrup. The result is that they are slightly wet. Can I do anything to dry them up, such as dusting them with corn flour? I did dredge them ...
4
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2answers
387 views

Separating gelatin from Jell-O powder

So I've been doing a bit more cooking while confined to my home and I wanted to make a recipe that calls for gelatin. I don't have any and I don't expect to be doing another grocery run for a few ...
4
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1answer
12k views

Why meat gets tough after soaking it in vinegar solution for more than 24 hours?

Vinegar is a marinade and i have tried marinating meat before too but if meat is soaked in vinegar solution for more than 24 hours then it gets tougher.Why?
4
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1answer
6k views

Lime substitute for nixtamalizing corn

I want to have a go at nixtamalizing some corn. Upon doing some research I figured I could find the lime (calcium hydroxide) that's traditionally used for the process at the local international food ...
4
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1answer
896 views

Why don't other grain proteins behave like gluten?

There are many excellent explanations here (and elsewhere) of what gluten "does." What I haven't seen anywhere is an explanation of what makes gluten so special. Where do its marvelous elastic ...
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1answer
212 views

I can't seem to get my nougat to come out right and I don't know why

I tried this pistachio nougat recipe once and it came out great. I've tried it two other times and the nougat hasn't set well at all. I'm thinking that this is because the recipe doesnt list a ...
4
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2answers
340 views

How tight should the lid be when braising?

Much of the braising guidance I've read emphasizes the importance of a tight-fitting lid. For example, in All About Braising, pp. 18-19, Molly Stevens provides instructions for sealing a braising pot ...
4
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1answer
181 views

Why does the grated coconut “float” to the top of quindim while baking?

Quindim is a typical Brazilian dessert made from sugar, egg yolks, butter and grated coconut. All those ingredients are mixed (yolks and sugar first, then the butter, then the grated coconut, in my ...
4
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1answer
2k views

Why does adding salt to microwaved broth make it foamy?

I had a nice bowl of clear yellow chicken broth which was not salted. It was in a serving bowl when this happened. I poured the cold unsalted soup into the bowl and then microwaved it and it came out ...
4
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2answers
934 views

Can you tell how ripe a banana is by the actual fruit not the peel?

Hi I am doing a research project on banana ripeness and cannot find a way to tell the ripeness of a banana from the inside of it. I cannot use taste to measure the ripeness but I would really like to ...
4
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1answer
3k views

How do the ingredients in baking powder work?

Baking powder is baking soda (sodium bicarbonate), corn starch and creme of tartar mixed together. Can anyone tell me what the effect of these different ingredients have (and have on each other) and ...
4
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1answer
2k views

Oat starch to sugar conversion in oat milk

I noticed recently that some commercial oat milks do not have added sweetener but rather say that their sugar content comes from oat starch which was converted to sugar. Is there some reasonably ...
4
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1answer
958 views

How Can I Make Flour More White When Under Process In Flour Mill

My father is a flour miller. He wants to know how he can make wheat, or flour more specifically, whiter during the milling process. Is there anything that can be done before in preparation or after ...
4
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2answers
7k views

Does marinating break down proteins the way brining does?

Brining makes meat tender because the salt (and some sugar) breaks down proteins. Shouldn't a salty/sugary marinade do the same thing?
4
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1answer
797 views

Does the chinese method of throwing minced meat really make a difference?

I've seen a method that is supposedly used in China (and possibly elsewhere?) for giving minced meat a certain texture, often for dumpling filling. The idea seems to be either or a combination of: ...
4
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1answer
2k views

What can I add to boiled lollies to stop them from melting in humid weather?

I've made a gingerbread house this year and popped in stained glass windows. The windows are made of crushed up boiled lollies. I baked the gingerbread, then added the windows, then baked the bread ...
4
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0answers
202 views

What are the main flavours/aroma compounds of the Scottish soft drink “Irn-Bru” (Iron Brew)?

Those familiar with the Scottish soft drink Irn-Bru may be familiar with the marketing slogan: "made from girders." This is due to the drink's taste which some describe as having a metallic ...
3
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3answers
1k views

How to 'stretch' tomato ketchup?

Currently, my home ketchup recipe involves using around 2.2 pounds of canned tomatoes to make 3.4oz/100ml of ketchup. A full can of tomatoes costs me around USD$4.50 here. This means that 3.4 oz, or ...
3
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5answers
1k views

Is this soup, stew, or something else?

I ate some East Asian dish recently and it looked something like this: [image source: http://www.thetabletopcook.com/images/tabletop-cooking-homemade-taiwanese-hot-pot.jpg] I had never eaten ...
3
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2answers
2k views

Why do frozen vegetables go bad more quickly after thawing than fresh cut ones?

I left a pack of frozen vegetables (brocolli, carrot, cauliflower, green beans) in the fridge so it thawed. It went sour and slimy after a few days, (maybe 5) -- why? If I cut the same fresh ...
3
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1answer
3k views

What makes a souffle rise?

A successful souffle is usually one that rises high above its own vessel. What active ingredients / parts of a souffle (regardless of the type of souffle) typically makes it lift or rise?
3
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2answers
1k views

looking for edible paper

At some point I came across some edible paper. I don't know which company makes it or where to find it? I think I recall that it was possible to write on it. I encountered it back in the '80's. ...
3
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3answers
4k views

How to get the texture of commercial ketchup?

This has some relation to my previous question. Though I have managed to successfully blend xanthan gum with my home-made tomato mixture, I am unable to achieve a texture close to Hienz, or Hunt's ...
3
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1answer
810 views

Lemon turned broccoli purple

I cooked broccoli with lemon and it turned purple/brown. It’s been a while but I believe I was steaming broccoli and added lemon to the water. It tasted bad—not like broccoli or lemon. What happened? ...
3
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2answers
1k views

How do I thicken Advocaat without evaporating any alcohol?

To resurrect an 1-2 year old English Christmas dark fruitcake, I removed the icing and marzipan, infused it liberally with whiskey liqueur - then cut it into cubes. I then served it with cocktail ...
3
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3answers
35k views

Why does broccoli turn brown when steaming?

I steam my broccoli until it's 'al dente' and some buds turn brown. I've done a small search, but haven't found anything. I'm thinking maybe the steam is too hot or I'm steaming too long. What do you ...
3
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1answer
549 views

Cake not rising - too many wet ingredients?

I've tried making this three layer cake twice in the past two days. I think the issue is too many wet ingredients. It’s from a cookbook I trust for the most part, but after two failures, I’m not sure ...
3
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2answers
2k views

Are there any dishes that utilize burnt garlic?

I was reading a question and in it, burnt garlic was a topic in which the answerer said that burnt (very brown, not black) garlic is bitter. They went on further to say that any dish with burnt garlic ...
3
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1answer
576 views

Why does pressure cooking of chicken eggs make eggs easier to peel?

In an experiment, I cooked a 12 organic chicken eggs from the same batch: A) 6 in boiling water and B) 6 in a pressure cooker: 6 eggs in a basket which is on a tripod inside the cooker 5 minutes ...
3
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2answers
582 views

Where to buy food chemicals

So I want to experiment with making a food product, and I'm wondering where I acquire the chemical ingredients? Things like vitamin chemicals and caffeine. Thanks.

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