firstly, in a thick bottomed pan dry roast 3 red chilli and 7 bay leaf till they turn crisp. keep aside.
further dry roast 2 tbsp coriander seeds, 1 tbsp cumin and 1 tbsp caraway seeds till they turn aromatic. keep aside.
also dry roast 3 mace, 2 inch cinnamon stick, 1 nutmeg, 1 tsp cloves, 3 black cardamom, 3 star anise, 10 cardamom, 1 tbsp pepper and 1 tsp fennel / saunf.
transfer to a blender and allow to cool completely.
also add in ½ tsp turmeric.
blend to fine powder and transfer to the airtight container.
finally, store biryani masala powder in airtight container and use to prepare biryani.