Lamb biryani with vegetable curry

Name: Lamb biryani with vegetable curry
Prep time: 15 min
Cook time: 1 h 30 min
Total time: 1 h 30 min
Yield: 6 portions
Ingredients: 300 g basmati rice; 2 dried bay leaves; 40 g extra virgin olive oil; 2 tsp sea salt; 40 g extra virgin olive oil; 450 g brown onions; 6 garlic cloves; 1 fresh green chilli; 5 cm piece fresh ginger; 3 green cardamom pods; 3 whole cloves; ½ cinnamon quill; 3 tsp ground cumin; 1 ¼ tbsp ground coriander; 1 pinch ground nutmeg; 2 ¼ tsp ground turmeric; ¾ tsp Kashmiri chilli powder; 50 g natural yoghurt; 150 g tomatoes; 600 g boneless lamb leg steaks; 550 g water; 20 g extra virgin olive oil; 15 fresh curry leaves; ½ tsp black mustard seeds; 270 g water; 300 g potatoes; 250 g canned chopped tomatoes; ½ tsp sea salt; 1 tsp garam masala; 500 g mixed vegetables