Creamy Coconut and Chickpea Bowl

Name: Creamy Coconut and Chickpea Bowl
Cuisine: Asian, Indian
Ingredients: 1 onion (peeled and chopped); 3 garlic cloves (peeled and chopped); 1 tablespoon of curry powder; 1 heaped teaspoon of ground turmeric; 1 heaped teaspoon of ground cumin; A pinch of chilli flakes; 1 x 400g (14oz) can of chickpeas (drained); 2 servings of brown rice (I use short grain and used leftover rice here, which I heated thoroughly before serving); 100g chestnut mushrooms; Two handfuls of fresh spinach; 1 lemon; Large pinch of sea salt; Pinch of pepper; 1 x 400g (14oz) can of coconut milk