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Cheese from Cyprus, and the Eastern Mediterranean countries where halloumi is popular
Whey-cooked rennet curd family (halloumi type)χαλλούμι
Rennet sets sheep, goat or cow milk, and the curd is cut, scalded, pressed and then cooked in hot whey. The cooking sets the curd so firmly that it does not melt when grilled. The cheese is salted dry or in brine, and mature halloumi in whey brine can be stored for at least 40 days at 15–20 °C. This is a heat-set, rennet cheese with little fermentation, so it sits near the boundary of the atlas.
Fully documentedCheese30 h – 3.1 days
Recipe
Amounts from a sourceThe amounts are those of two tested batches, a 2 kg laboratory batch of cow-milk halloumi-type cheese and a pilot-plant batch of ovine halloumi. The sources used here give no fixed amounts for the traditional method.
Milk and rennet2 kg of cow milk, 0.2 g of rennet (2235 IMCU/g)
One laboratory batch of halloumi-type cheese from cow milk; traditionally halloumi is made from a mixture of sheep and goat milk[zhao2025]
Laboratory batches add a starter culture (TCC-3) only to adjust the pH; one batch had none (Zhao 2025).
Total time across the recorded steps: 30 h – 3.1 days
Start
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What changes:Rennet sets the milk into a curd
Step 1 of 6
Warm the milk and add rennet
Time
45 min
Reported
Temperature
32 °C
Reported
Salt
None given
Acidity
Not documented
Which microbes the steps name, step by step
Lactobacillus
Leuconostoc
Pediococcus
Lactic acid bacteria
Halomonas
Output: coagulum.
Flavour
sweet milk
Texture
gel
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
At a glance
Rennet sets sheep, goat or cow milk, and the curd is cut, scalded, pressed and then cooked in hot whey. The cooking sets the curd so firmly that it does not melt when grilled. The cheese is salted dry or in brine, and mature halloumi in whey brine can be stored for at least 40 days at 15–20 °C. This is a heat-set, rennet cheese with little fermentation, so it sits near the boundary of the atlas. Made in 6 steps over 30 h – 3.1 days. The longest step, or hold in brine, takes 3 h – 2 days (Kaminarides S 2019) and runs at 4–20 °C (Kaminarides S 2019). Salt is 1 % (Zhao X 2025). Lactobacillus, Leuconostoc and Pediococcus does most of the fermenting.
The pressed curd is cooked in hot whey at 90–95 °C, so the cheese holds its shape on a grill. In the laboratory batches a starter culture is added only to adjust the pH.
Hellimthe second name registered with Halloumi as one protected designation of origin (PDO-CY-01243, protected 17 July 2014)
Traditional and industrial halloumitraditionally the curd is not pressed and the fresh cheese is dry salted, sprinkled with mint and kept in salted whey; industrially the curd is pressed at 0.35–0.40 MPa and the blocks cooked in whey at 90–92 °C for 30 min
Made the same way, each with what its own sources record.
Casu cottu (di capra)
Cheese from Italy, Sardegna
An unsalted goat curd scalded in very hot whey and made to be roasted before eating. Its dialect name means "cooked cheese". It is tied to Easter in the Sulcis-Iglesiente.
Rind
None; white, basket-marked
Size
1,0÷1,5 KgReported
Season
On request, traditionally for Easter and village feasts
Like halloumi, the curd is cooked in hot whey, but here it is cooked inside the woven talaria baskets that give the cheese its shape and pattern, and it is dried for a few days rather than kept in brine.
Season
Made from February to April, when milk is plentiful, for Easter
Rind
Hard and yellowish, with the imprint of the talari basket
Cooking does not make halloumi sterile. Kaminarides notes that halloumi cooked at 92 °C for 30 min still contains several groups of microorganisms, and Kamilari found spore-forming and spoilage bacteria in Cyprus halloumi. The traditional cheese is kept in salted whey (12 % NaCl) at low temperature.
Hazards the sources name: Spore-forming and spoilage bacteria (detected in Cyprus halloumi).
Kaminarides says halloumi has been traditionally produced in Cyprus for hundreds of years and cites a Cyprus standard of 1985 (CYS 94) that defines fresh and mature halloumi. The EU register lists Halloumi and Hellim together as one protected designation of origin, with an EU protection date of 17 July 2014.