Finely dice the onion, garlic and peeled ginger. Clean the leek, score lengthways, wash thoroughly and cut into 2 cm thick rings. Clean the broccoli and cut into florets. Prepare rice according to the instructions on the packet.
Heat coconut oil in a saucepan and fry onions, garlic and ginger until golden brown. Add the curry powder and tomato paste and stir-fry for 1 minute, then pour in the stock and coconut milk and bring to the boil.
Put the vegetables in the saucepan and cook covered for 5 minutes over medium heat. Season with salt, pepper and lemon juice.
Optionally sprinkle with fresh parsley leaves and serve with the rice.