Spanish omelette signed. Upon their release, these prisoners brought part of the culture of Alentejo to Spain, including many recipes, which featured a potato egg pie that evolved into the modern version of "tortilla". Spanish omelettes can range from authentic and carefully made seasoned preparations of raw potatoes of a variety carefully selected for best results, eggs, optional onions and good olive oil and nothing else, to nontraditional preparations with many additional ingredients. Some of the many additions to the base ingredients include green peppers, chorizo, courgette, aubergine, mushrooms, and diced ham. The "tortilla paisana" includes red pepper and peas. The tortilla
Secret ingredient the secret are usually required to sign non-disclosure agreements. Secret ingredient A secret ingredient is a component of a product that is closely guarded from public disclosure for competitive advantage. Sometimes the ingredient makes a noticeable difference in the way a product performs, looks or tastes; other times it is used for advertising puffery. Companies can go to elaborate lengths to maintain secrecy, repackaging ingredients in one location, partially mixing them in another and relabeling them for shipment to a third, and so on. Secret ingredients are normally not patented because that would result in publication, but they are protected