Peel and finely chop the garlic and shallots. Wash herbs and chop finely. Wash cucumber and zucchini and cut into small cubes. Carve tomatoes crosswise, put them briefly into boiling water, peel and dice them.
Wash, clean and slice the mushrooms. Heat oil in a pot. Sauté garlic and shallots. Add herbs, vegetables and tomatoes. Add 3/4 litre water and bring to the boil. Cook everything for 4-5 minutes.
Add mushrooms and pepper. Season to taste with cayenne pepper and stock.