56
votes
Accepted
Why use baking powder instead of yeast?
The main reasons are speed and convenience. Yeast takes longer (even "instant" yeast) and requires more maintenance: waiting for dough to rise, etc.
But those are the historical reasons for the ...
53
votes
Accepted
Does flour have yeast?
Flour “contains yeast” in the sense that it is not a sterilised product and contains impurities such as wild yeast cells. The yeast and bacteria contained in flour, in fact, are the genesis of “...
38
votes
Accepted
How was the usage of yeast for bread discovered?
The first yeast was "just there" - in the environment, everywhere. People discovered very early on that leaving the dough (or just a flour-water slurry) out would lead to it getting "...
33
votes
Is it more effective to add yeast before or after kneading?
The whole idea of adding the yeast before kneading is to be able to mix it uniformly. By adding the yeast after the dough is formed, it will be mechanically more difficult to combine it and you might ...
31
votes
Accepted
Why not make sourdough bread from young starter?
The advice to let the culture mature before you use it is targeted to getting reliable results. A mature sourdough culture has a relatively small number of strains of microorganism, which have ...
26
votes
Some instant yeast went into my sourdough starter
"Flour with Leavening Improvers" generally means baking powder and/or chemical dough conditioners.
Your sourdough will be unaffected.
24
votes
Accepted
What kind of yeast is this?
In addition to the accepted answer:
This is called Fresh Yeast in English. There are two other types of
yeast commonly available in the English speaking world, called
instant (bread machine) yeast and ...
23
votes
Accepted
Why doesn't milk create gluten when combined with flour?
Milk does create gluten1 when combined with flour. The water in the milk does create a gluten structure. If it didn't, any bread made with milk would be dense and flat. But the dinner rolls I made ...
23
votes
Does flour have yeast?
This may surprise you, but there are arguments for both a "yes" and a "no" answer, and both are right. My personal preference is on the "no" side.
The arguments for "...
22
votes
Accepted
Why is ciabatta poolish usually made with instant yeast?
Commercially produced yeast has been around since the mid-late 1800s, and the commercial strains we use today have been around since the 40s while Ciabatta was invented in 1982. So while ciabatta ...
19
votes
Accepted
Can I freeze cinnamon buns in unbaked roll form
You can certainly freeze it in roll form, but it will be virtually impossible to cut while still frozen*. You'd need to completely thaw the roll in the refrigerator, slice, and then rise in a pan.
It ...
18
votes
Accepted
Some instant yeast went into my sourdough starter
Not withstanding @GdD's comment above, even if you just had a small amount of yeast on a spoon, I would guess that, after a year (and it doesn't take nearly that long), the bacteria and yeast you've ...
18
votes
Accepted
Difference between letting yeast dough rise cold and slowly or warm and quickly
Retarding fermentation allows, as you wrote, different and additional metabolic pathways to have a greater influence on the flavour. In addition, extended enzymatic activity of the flour has a ...
16
votes
16
votes
What proportion of the natural yeast in Sourdough comes from the flour?
It Depends, but ...
First, it depends on the flour. Bleached, sterilized, hot-rolled white flour has the least (possibly none) naturally-occurring wild yeast on it. Cold-rolled unbleached organic ...
15
votes
Accepted
Does no-yeast dough need to rest?
There is a difference between resting and proofing.
Resting allows flour to absorb water and lets the gluten that was formed during kneading to relax. Both of these make it possible to work with the ...
15
votes
Converting bread recipes for an overnight rise?
There are no strict formulas or conversions, the mathematics of bread baking are too complex for such predictions.
Rising at room temperature overnight is not recommended, it is generally way too warm ...
14
votes
Why use baking powder instead of yeast?
In addition to Athanasius's excellent answer, the other reason to choose chemical over yeast leavening is the composition and proportion of the other ingredients. Yeast is an organism that requires a ...
14
votes
Accepted
Dough failed to rise
Could be that your yeast was simply not alive.
You could simply try to bloom the yeast with water and sugar. It should become visibly active within a few minutes.
13
votes
Accepted
Difference between types of yeast
Yeasts are pretty much interchangeable but have different fermentation qualities. Most recipes will specify the kind and amount of yeast. Adding more yeast than called for makes bakes rise a little ...
12
votes
Why does mixing the salt and yeast sometimes work?
It doesn't work "sometimes", it works pretty much always. People are just being sloppy when they say "salt kills the yeast".
Certain levels of salt inhibit the yeast, so that it ...
12
votes
Accepted
Can I add new yeast to a dough I made with dead yeast?
Yes, you can knead it in and it will still work. I've forgotten yeast when making bread and added it in at the end, it still rose and I got a good result.
How you do it depends on the type of yeast. '...
11
votes
Why doesn't milk create gluten when combined with flour?
Let's start with what Gluten development actually is. It's the process of developing the protein in flour, gluten, into a web that traps air into it.
Water is essential for this web, and as you ...
11
votes
Accepted
Should instant yeast be room temperature when used?
It probably doesn't matter too much. By the time you mix it with other ingredients, and then add the friction of kneading it will be the temperature of other ingredients. I keep mine in the ...
10
votes
the yeast wont rise in my bread machine
Never use boiling water with yeast!
Using boiling water almost guarantees instant death.
Baker's yeast is a live organism, a unicelluar fungus saccharomyces cervisiae, very closely related to and in ...
10
votes
Accepted
Can I add instant yeast to sourdough dough that is not very active?
Yes, you can add instant yeast to a sourdough. However, the fact that you used AP vs bread flour should not have much to do with the fermentation activity. The different flours have different ...
10
votes
Can yogurt be used as a substitute for yeast in pizza dough?
No, the bacteria in yogurt will not serve as the primary leavening agent for dough.
10
votes
Why not make sourdough bread from young starter?
The wait is to give the desirable yeast cultures time to fully establish themselves as dominant in the starter. Using a starter that's too young can sometimes mean it doesn't rise as well or that the ...
9
votes
Bread with no salt
I have been successfully making yeast bread without salt for more than 3 decades.
There's really no particular difficulty in doing so.
If you are habituated to excessive salt levels, as in virtually ...
9
votes
Accepted
Does dead yeast result in a stickier dough?
No, the dead yeast (if it was dead at all) has nothing to do with the stickiness.
Your dough has 87.5% hydration, which is unusually high. It also uses, for some unclear reason, pastry flour, so it ...
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