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Fermentation Atlas

Cheese from Italy, Piemonte

Toma del lait bruscBianca alpina

Made in 5 steps over 13 h – 25 h. The longest step, prepare the milk, takes 12–24 h (ONAF).

Key numbers
Main step12–24 hReported[onaf][onaf-sheet][pat-sheet]Prepare the milk
Temperature32–37 °CReported[onaf][onaf-sheet][pat-sheet]Set the curd

Recipe

No fixed amounts recordedWhat goes in. No source gives amounts for this ferment.
cow milk, raw, partly skimmed (a whole-milk type is also sold); milk must be acidified first, by long creaming (once 12–24 h, 26–36 h, even 48 h) or by skimming then acidifying

Total time across the recorded steps: 13 h – 25 h

Start
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What changes: Raw part-skimmed cow milk goes into the vat

Step 1 of 5
Prepare the milk
Time
12–24 h
Reported
Temperature
Not documented
Salt
None given
Acidity
Not documented

C, raw, partly skimmed (a whole-milk type is also sold); milk must be acidified first, by long creaming (once 12–24 h, 26–36 h, even 48 h) or by skimming then acidifying

Flavour
Not documented
Texture
Not documented
Colour
Not documented

Microbes at work in this step

Not documented for this step.

Method

Measured measured in a studySet fixed by a specification or tested recipeReported one source reports itTypical a general value, not sourced for this fermentUnconfirmed not yet checked against a source

What makes this one different

'Sour-milk toma': chalky, crumbly, eyeless and acidic, may blue naturally with age.

Rind
Smooth or slightly irregular, grey or slightly orange
Size
3.0–6.0 kg; cylinder ø 20–25 cm, side 10–20 cm

History and sources

Every number is labelled with how it is known. How this atlas is made

  1. [onaf] ONAF, scheda formaggio 'Toma del lait brusc' (id 475)web
  2. [onaf-sheet] ONAF technical sheet PDFweb
  3. [pat-sheet] Regione Piemonte, schede tecniche PAT 2015gov