Cut the chilli pepper lengthwise, remove the seeds, wash and cut into fine strips. Clean, wash and cut the peppers into small cubes. Peel onions and also dice them.
Cut the olives into slices. Mix yoghurt and buttermilk. Stir in all prepared ingredients. Season to taste with salt, pepper, sugar and paprika. Cover and let it soak through a little. Wash the cress, dab dry, cut from the bed and sprinkle over the soup.
Spread slices of bread with butter or margarine and add.