Preserved lemon and desert vegetable medfouna

Name: Preserved lemon and desert vegetable medfouna
Prep time: 20 min
Cook time: 5 h 50 min
Total time: 5 h 50 min
Yield: 4 portions
Ingredients: 6 pieces preserved lemon; 2 tbsp coarse semolina; 2 tbsp poppy seeds; 2 tbsp coriander seeds; 250 g water; 80 g milk; 1 tsp sugar; 1 tsp dried instant yeast; 160 g wholemeal plain flour; 300 g plain flour; 1 tsp salt; 300 g zucchini; 400 g brown onion; 100 g extra virgin olive oil; 1 tomato; 460 g ricotta; 1 tbsp smoked paprika; 6 sprigs fresh coriander; 6 sprigs fresh flat-leaf parsley; 1 - 2 pinches ground black pepper