Curried Cauli, Potatoes, Chickpeas & Spinach
1 cauliflower800 g potatoes2 cloves of garlic1 onion1 long green chilli2 tablespoons olive oil2 tablespoons unsalted butter1 teaspoon turmeric1 teaspoon ground cumin1 teaspoon ground coriander1 teaspoon mustard seeds1 teaspoon ground ginger1 teaspoon curry powder or garam masala1 x 400g tin...