Greek yogurt - 600ml (for marinating chicken)
ginger - 1 large piece + 125g (large piece, peeled & sliced for marinade; 125g whole for curry sauce)
garlic cloves - 8 + 80g (for marinade and curry sauce)
garam masala - 3/4 tsp (for marinade)
ground cumin - 3/4 tsp (for marinade)
chilli powder - 1/2 tsp (for marinade)
turmeric - 1/4 tsp (for marinade)
vegetable oil - 200ml (for curry sauce)
whole coriander - 35g (for curry sauce)
whole fenugreek - 5g (for curry sauce)
cinnamon sticks - 2 (for curry sauce)
curry powder - 15g (for curry sauce)
Tomato puree - 100g (for curry sauce)
onions - 4 (large, for caramelising for curry sauce)
fresh coriander - 100g (for curry sauce)
lemon juice - 50ml (for curry sauce)
reduced chicken stock - 500ml (for curry sauce)
whipping cream - 100ml (for curry sauce)
butter - 50g (for curry sauce)
salt - to taste (to taste for curry sauce)
skinless chicken thighs/drumsticks - 16 (for marinating)