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
Calas (food) overnight. From this a batter was made by adding eggs, sugar and a little flour for binding. Rice flour was preferable but difficult to obtain, according to Eustis. A dash of salt might be included, and a grating of nutmeg was a typical addition. The batter was dropped by spoonfuls into deep, boiling lard and fried until browned. Modern recipes reflect the changes in available ingredients, cooking practices, and taste. Baking powder is sometimes used in place of yeast; vegetable oil is substituted for lard; savory variations have been developed. Calas (food) Beignets are dumplings composed primarily of cooked rice,