Pasta tomato sauce, garlic and herbs. In Northern Italy "white sauce" is more common. However Italian cuisine is best identified by individual regions. Pasta dishes with lighter use of tomato are found in Trentino-Alto Adige and Emilia Romagna. In Bologna, the meat-based "Bolognese sauce" incorporates a small amount of tomato concentrate and a green sauce called "pesto" originates from Genoa. In Central Italy, there are sauces such as "tomato sauce", "amatriciana", "arrabbiata" and the egg-based "carbonara". Tomato sauces are also present in Southern Italian cuisine, where they originated. In Southern Italy more complex variations include pasta paired with fresh vegetables, olives,
Tunisian cuisine say harissa is only "real" if it contains black cumin rather than chilies, which are not native to the region. Other common spices include cumin or cumin seeds, garlic, caraway seeds, coriander seeds, and paprika or smoked paprika. A recipe for the sauce includes red chili peppers and garlic, flavoured with coriander, cumin, olive oil and often tomatoes. There is an old wives' tale that says a husband can judge his wife's affections by the amount of hot peppers she uses when preparing his food. If the food becomes bland then a man may believe that his wife no longer