Peel onions and garlic and cut into cubes. Heat 1 tablespoon of oil in a saucepan. Sauté onions and garlic in it, deglaze with tomatoes. Season with salt, pepper and coriander. Simmer gently for about 20 minutes.
In the meantime, mix the couscous with 200 ml of boiling water and cover and let it swell for about 5 minutes. Loosen up with a fork, add 1 tbsp. oil, season with salt and pepper. Clean and wash the spinach and dab it dry.
Cut the feta into cubes.
Dab meat dry. Heat 1 tablespoon of oil in a frying pan. Fry the meat in it for 3-4 minutes until pink or, depending on the desired degree of cooking, while turning, season with salt and pepper. Remove from the pan and drain on kitchen paper.
Puree the soup, season to taste with salt, pepper, sugar and coriander, stir in the spinach briefly. Cut meat into slices. Distribute the couscous in soup bowls, pour the soup on top and spread the meat on top.
Add a little feta. Add the rest of the feta.