Wash parsley, shake dry and chop. Drain chickpeas, rinse briefly and drain. Peel onion and garlic and chop finely. Finely mash the chickpeas, onion, garlic and chopped parsley.
Mix with egg yolk, breadcrumbs and flour, season with 1 teaspoon salt and 1 pinch of cumin and chill for about 30 minutes. Form approx. 20 small balls from the falafel mixture and bake in a preheated oven (electric cooker: 175 °C/ convection oven: 150 °C) for approx. 12 minutes.
Wash the coriander, shake dry and chop finely. Halve, wash and finely chop the chilli. Mix both with yoghurt, season with salt, pepper and lemon juice. Wash, clean and dice the tomatoes and cucumber.
Peel onion and cut into fine rings. Wash the salad, shake dry. Mix tomatoes, cucumber, onions and salad.
Toast pita pockets in portions until golden brown. Open pockets and fill with prepared ingredients and some sauce. Add the rest of the sauce.