Naples traditionally in a wood-burning oven, the ingredients of Neapolitan pizza have been strictly regulated by law since 2004, and must include wheat flour type "00" with the addition of flour type "0" yeast, natural mineral water, peeled tomatoes or fresh cherry tomatoes, mozzarella cheese, sea salt and extra virgin olive oil. Spaghetti is also associated with the city and is commonly eaten with the sauce "ragù": a popular Neapolitan folkloric symbol is the comic figure Pulcinella eating a plate of spaghetti. Other dishes popular in Naples include "Parmigiana di melanzane", "spaghetti alle vongole" and "casatiello". As a coastal city, Naples
San Marzano Oliveto to the history of Canelli. All were involved in the struggle between Asti, Alessandria and the Marquisate of Montferrat. From the mid-14th century San Marzano Oliveto was a fief of the Asinari, who also owned Costigliole d'Asti, Moasca and other villages. In 1280 Bonifacio Asinari, a rich merchant from Asti, left his wealth to his children, Bonifacio and Tommaso, who subsequently became the owners of San Marzano. In 1771, Philip Valentino Asinari became the first Marquis of San Marzano and Caraglio; his son Filippo Maria Antonio became a State Councilor, sent by Napoleon Bonaparte as ambassador to Berlin. In 1808