Wash the beans, cut the ends, and cut them in half.
Next, peel and chop into a fine onion.
Peel and squeeze garlic through the crushed garlic or chop finely.
Wash the tomatoes and cut them in half.
Pour olive oil into a frying pan and heat it up.
Put the garlic on the heated frying pan, fry it and after a while, add the onions and caramelize it.
When the onion is ready, add the beans, covered for 10 minutes,
Then add the tomatoes and stew, covered, for another 15 minutes.
Add finely chopped parsley and pecorino powder.
Mix everything and stew for about 30 minutes.
Then add the tomato sauce and simmer it over low heat for about 15 minutes.
It can be eaten alone or served with baguette toasts.