Peel onion and cut into fine cubes. Heat 1 tablespoon of oil in a pot. Fry the onion in it. Add the tomatoes and chop roughly. Bring to the boil and cook for about 10 minutes.
Season to taste with salt, sugar and Sambal Oelek. Remove the crusts from toast and cut into cubes. Heat 2 tablespoons of oil in a large frying pan and fry the bread cubes until golden brown while turning. Wash the herbs, dab dry and chop except for something to garnish.
Wash, clean and dice the tomato. Add herbs to the soup and puree finely with a blender. Add tomato cubes to the soup and arrange in plates. Fill crème fraiche into a disposable piping bag or freezer bag, cut off the tip.
Spray a thin ring of crème fraîche on the soups. Draw a pattern with a wooden stick. Add bread cubes to the soup and garnish with the remaining herbs.