2 garlic cloves, finely chopped
1 medium onion, finely chopped
3 medium-sized potatoes (about 650g/1lb 7oz), peeled and cut into 2.5cm/1in pieces
400g tin chopped tomatoes
1 tsp dried chilli flakes
1 tsp cumin seeds
1 tsp ground cumin
½ tsp salt
2 tbsp sunflower oil or any vegetable oil
300g/10½oz frozen peas