For the fish curry 3 tablespoons ghee or neutral oil 1 ½ tablespoons Achari Masala ½ teaspoon Pragati Turmeric 1 large white/yellow onion (about 400g) Fine sea salt 2 tablespoons garlic, grated 2 tablespoons fresh ginger, grated ¼ cup tomato paste Four cod fish filets, each about 150g 1 cup water Juice of one