Why vegetables change texture when preserved: what heat treatment does
A preserved vegetable almost never has exactly the same texture as the fresh version. That is not automatically a defect: heat and time alter cell…
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Author: El Mercado de Origen
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Olive oil yield: what it means and why it is not the same as oil quality
When growers say olives have a 15, 20 or 25 percent oil yield, they are describing how much oil can potentially be obtained from a…
Read the articleBuying EVOO in large formats: when a 5-litre container makes sense and how to use it well
A 5-litre EVOO container can lower price per litre and reduce packaging per amount consumed, but it only makes sense if the oil is used…
Read the articlepH and acidity in preserves: why they matter for processing and safety
In preserved foods, acidity is not only about taste. pH is a technical variable that influences which microorganisms can grow and what process is needed…
Read the articleGrower, mill, cooperative and bottler: who does what in olive oil
Grower, olive mill, cooperative and bottler describe different roles. This guide explains who grows the olives, extracts the oil, stores it and puts it on…
Read the articleWhy beef cuts have different names by region and how to compare them
Beef-cut names vary widely between countries and even regions. Learn why naming differs and how to compare cuts using anatomy, cooking method, tenderness and fat…
Read the articleTwo-phase vs three-phase olive-oil extraction: what changes
Two- and three-phase decanters separate olive paste differently. Learn what streams they produce, how water use differs and why neither system guarantees quality by itself.
Read the articleWhy two Ibérico hams in the same legal category can have very different prices
Two Ibérico hams can share the same legal colour seal and still have very different prices. Learn how weight, curing, yield, selection, PDO, producer and…
Read the articleCommercial vs physiological maturity in vegetables: what they mean
A vegetable can be ready for market without having completed physiological maturity. Learn how harvest maturity is defined and why the ideal stage depends on…
Read the articleWhat happens to a vegetable after harvest: respiration, water and ageing
Freshly harvested vegetables are still alive: they respire, lose water and age. Learn what changes after harvest and why temperature, humidity and handling determine shelf…
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