A San Francisco favorite. Since 1949. Ricotta, parmesan and romano cheese. Ready in 6 minutes. Same great taste! Microwaveable. Lucca has been creating authentic premium pasta and sauces in San Francisco since 1949! Lucca 3 Cheese Ravioli includes a specially-formulated ricotta cheese to ensure a smooth texture. It is then carefully blended with the finest imported romano and domestic parmesan cheeses to make a delightfully balanced ravioli. Partially cooked in water to shorten customer cooking time. Recyclable. We are committed to providing you with the highest quality products. Product of USA.