Tomato ravioli

Preparation:

Preparation: Cook the pasta in salted water; when the ravioli rise to the surface they will be cooked. Meanwhile prepare the sauce. Chop the onion and brown it with half a glass of olive oil, add the tomato and mix for three minutes. Add enough water to cover all the ingredients. Add the wine, salt, pepper, rosemary and leave to cook over a low heat for an hour.