Clean, wash and quarter the tomatoes. Peel and finely chop the onion. Fry both briefly in hot oil. Add a good 3/4 l water, bring to the boil and stir in the stock. Simmer for about 20 minutes.
Meanwhile cook the rice in boiling salted water for 15-20 minutes. Clean, wash and finely dice the peppers
Pour the broth through a fine sieve. Season to taste with salt and pepper, bring to the boil. Cook the diced peppers for about 5 minutes
Wash the chervil and pluck off the leaves (chop parsley). Drain the rice and add to the stock. Season to taste if necessary and serve. Sprinkle with chervil