The seasoning of the Campo Real olive Food and drink · Campo Real, Cuenca del Henares, Madrid Image of Campo Real, not of the place itself. The characteristic flavour comes from a craft dressing based on garlic, fennel, oregano and thyme, to which each maker adds a touch of cumin, bay or marjoram. The formula is passed on from house to house and varies from one producer to another. Photo: Dirección General de Turismo. Consejería de Economía e Innovación Tecnológica. Comunidad de Madrid (CC BY 3.0 es) What to see and do in Campo Real