Bunny chow (Indian South African Hollowed Bread With Curry)

For the curry powder

• ¼ teaspoon Cayenne pepper powder
• 1 teaspoon ground coriander
• ¼ teaspoon ground cumin
• 1 pinch fennel seeds
• 1 pinch ground fenugreek
• ¼ teaspoon black pepper
• ½ teaspoon ground turmeric
• ½ teaspoon ground ginger
• 1 teaspoon garlic powder
• ¼ teaspoon chilli powder

For the bunny chow

• 3 tablespoons vegetable oil
• 1 teaspoon cumin seeds
• ½ teaspoon fennel seeds
• 1 small stick cinnamon
• 2 pods green cardamom
• 1 star anise
• 1 bay leaf
• 1 onion , chopped
• 2 tablespoons South African curry powder
• 2 tomatoes , peeled, seeded and chopped
• 20 oz. boneless leg of lamb , cut into ½ inch (1,5 cm) cubes
• 1 tablespoon finely chopped fresh ginger
• 1 teaspoon garam masala
• 3 cloves garlic , finely chopped
• 12 curry leaves
• 3 medium potatoes , cut into ½ inch (1,5 cm) cubes
• salt
• 3 tablespoons finely chopped cilantro leaves
• 2 tablespoons lime juice , freshly squeezed
• 2 cups water
• 2 loaves crispy white bread , not sliced, each cut in half in the middle and emptied of the crumb
• 2 tablespoons chopped cilantro , for serving