Cook the tomatoes with water, salt, sugar and vinegar for 3-4 minutes. Then pour into a colander and drain.
Finely chop the garlic cloves, pour the green peppercorns and capers as well as the chopped chilli peppers with herbs from Provence into a glass jar and fill up with olive oil.
After a week, the mixture is * ready to eat * and can be served as an antipasti or added to a salad.