In a large saucepan or pot, add 1/4 teaspoon cumin seeds, 1/4 teaspoon coriander seeds, pinch dried fenugreek leaves (methi), 1/4 cinnamon stick, 2 green cardamom pods, lightly crushed, 2 cloves, 1/4 teaspoon garam masala, 1/4 teaspoon smoked paprika, 1/4 teaspoon turmeric, 1/4 teaspoon mild chilli powder, 1/4 teaspoon sea salt, 50 millilitres vegetable oil and 200 millilitres water. Mix briefly, bring to the boil over a medium-high heat, reduce to low and simmer for 5 minutes.