Soak the beans for 4 hours, then boil in fresh water until tender, without bringing to a boil, it is better not to cook a little, so to speak – al dente. Flip it on a sieve and dry it well. Wash, peel and finely chop the vegetables. Onion cut lengthwise, celery, cucumber and bell pepper cut into small cubes. Chili pepper – thin strips, cut olives in half, chop garlic.