Green beans with tomatoes

Ingredients

 * 1 3/4 lbs/750 g green beans,
 * 1 lb/500 g tomatoes,
 * 1 onion,
 * 3 tablespoons oil,
 * 1 teaspoon mixed chopped parsley and dill,
 * 1/2 teaspoon sugar,
 * salt,
 * 1 teaspoon flour

Directions

 * 1) Clean the beans, wash and put in hot water. After a few minutes of boiling, drain.
 * 2) Fry the finely chopped onion in oil with the flour and then add a little of the liquid in which the beans boiled.
 * 3) Add the tomato sauce made from 1 lb/500 g tomatoes or the peeled, seeded and chopped tomatoes, chopped parsley and dill, sugar, salt and the well drained beans.
 * 4) Let boil for a few minutes and then bake until the liquid is reduced.
 * 5) It can be served hot or cold.