Soak toast in cold water. Peel and finely chop the garlic and 1 onion. Squeeze the bread. Knead bread, minced meat, onion, garlic, cumin, chilli flakes and egg well for at least 5 minutes until the mixture has a doughy consistency. Season with salt and pepper. Divide the minced meat into 12 portions with moistened hands, form into elongated meatballs and place on 12 wooden skewers
Carefully place the skewers on the hot, lightly oiled grill and grill for 10-12 minutes while turning. Mix yoghurt and pesto, season to taste with salt and pepper
Wash and clean the cucumber and tomatoes and cut into small pieces. Wash marjoram, put 1-2 stems aside for garnishing. Remove leaves from remaining stems, chop finely. Peel 1 onion and cut into thin rings. Dice feta cheese, cut pepperoni into rings. For the vinaigrette season vinegar with salt, pepper and sugar and fold in 3 tbsp. oil.
Toast bread pockets or warm them up on the grill for 2-3 minutes. Mix salad ingredients and vinaigrette. Arrange skewers, warm bread pockets, pesto yoghurt and salad. Garnish with marjoram