Aloo Gobi (potato and cauliflower curry).
1 large head cauliflower, washed and cut into 1-inch pieces
1 large potato, peeled and diced
1 medium onion, peeled and coarsely chopped
1/2 can tomatoes
3 tbsp water
1 (2-inch [5 cm]) piece ginger, grated
3 cloves garlic, peeled and chopped...