Yeast is a one-celled organism that provides the leavening (rise) to breads. It is usually sold dry, in small granules, and must be activated with water and heat. Yeast is also used to ferment wine and beer: it consumes sugar, and produces alcohol as a byproduct.
Questions tagged [yeast]
317 questions
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How can I make nutritional yeast?
I live in a country where nutritional yeast is not readily available. I'd like to make it. Anyone know how?
Other forms of yeast, such as baking yeast and brewer's yeast are easily found here. I understand these yeasts are essentially the same…
Lee K-B
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Why is a pig-skin like substance floating on top of my vinegar?
Apologies if this is off-topic.
Every year, I make about 25 litres of cider vinegar. I wash the apples in a bucket of tap water, press them, add a sachet of yeast and leave the fermenting vessel in the garage. The juice is very acidic so not very…
user3574603
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What's the best way to propagate baker's yeast?
My neighbor who also bakes has run out of yeast and can't find any in the store. We went shopping this afternoon and couldn't find any either.
I have a fair-sized jar of the stuff in my fridge, but I'm also baking a lot. I'm worried about it running…
Edward Falk
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How can I cultivate and store yeast?
I am often making a basic leavened bread for some basic recipes, like naan, burek, focaccia, pizza, etc. However, I find that dry active yeast is prohibitively expensive, considering it is a self-replicating living organism. Is there a way to…
AdamO
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What is a nutrient for yeast?
I was looking at a recipe and it said I needed to add sugar, ginger, yeast and yeast nutrient and other stuff.
I would have thought that it would be referring to the sugar, but can anyone confirm for me please.
The recipe is for Ginger beer, if it…
Mike Mengell
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How to make Vegemite at home
Could someone make their own? Vegemite is a yeast extract made from the remains of commercial beer production. Vegemite has an extreme salt level; a home made variant would probably lower the salt level to some extent. The broad intent would be to…
Snack_Food_Termite
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Sweet yeast-dough too yeasty
I am struggling with yeast again, doing "Milchbrötchen", basicalyl buns from a sweet yeast-dough.
My current process leaves me with "ok, but not great" results, and I am hoping for pointers on two things:
1) The crust is still a bit too hard, I am…
Layna
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Can an opened pack of dried yeast be stored for later use?
I purchased a 25 gm active dry yeast. It says to use it with 500 ml flour. However I just want to make a couple of pizza bases, 100 gm each max. So can I use 40% of it today, and use the rest later? How to store the open pack, do I need to seal it…
Ouroboros
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Should instant yeast be room temperature when used?
Should instant yeast be at room temperature when used to make bread? I store mine in the freezer but I was wondering if it should be allowed to warm up a little before use.
Noah J
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How does yeast feed on the water
How and why does yeast grow and feed on the water? My children and I have been making yeast rolls and they keep asking why it expands,I don't know how to answer this and they are still waiting for an answer.
Bob
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Using yeast that's been proofed
I've just proofed a sachet of dried yeast and it seems to be fine (it's still foaming up the glass as I type). Can I go ahead and use that very same batch of yeast to make bread (by including its liquid volume in the total ingredients) or it is now…
Kate
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My yeast doesn't bubble but kinda works?
I only have regular access to 2 yeast products here - active dry yeast from company #1 and active dry yeast from company #2.
I'm proofing them by mixing 6g of yeast + 1tsp of sugar + 325ml of room temperature water but unlike I've seen in youtube…
user81993
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Freeze drying Yeast
I have made and nurtured natural yeast for baking in the past. Problem is if you don't bake on a regular basis, the cost and effort of maintaining your live yeast culture is crazy. I recently purchased a freeze dryer (love it!!) and was wondering if…
Mark
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What are the conversion rates between yeasts: cake yeast(compressed yeast), dry active, instant, and yeast flakes.
What are the conversion rates between yeasts: cake yeast(compressed yeast), dry active, instant, and yeast flakes.
Preferably in grams please.
Danny Rodriguez
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Can nutritional yeast flakes be used as a bread leavening?
Can nutritional yeast flakes be used as a bread leavening, or is the yeast really dead (is that what deactivated means?)?
Geremia
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