Red lentil dahl

Ingredients

• 500g of dried red lentils
• 2 red onions
• 3 cloves of garlic
• ½ a thumb-size piece of ginger
• 1 courgette
• 4 medium ripe tomatoes
• 2 tsp salt
• 2 tsp ground cumin
• pinch of cayenne pepper
• 1 tsp ground turmeric
• 3 tsp medium curry powder
• 1 tsp freshly ground black pepper
• 3 tbsp tamari
• juice of 1 lime
• small bunch of fresh coriander