Beef Dhansak (Stove Top and Pressure Cooker)

Name: Beef Dhansak (Stove Top and Pressure Cooker)
Prep time: 15 min
Cook time: 25 min
Total time: 40 min
Cuisine: Indian
Ingredients: 600g (21oz) of extra lean diced (stewing) beef, raw; 1 onion, chopped; 3 cloves of garlic; 1 tablespoon of ginger root, grated; 250g (9oz) of butternut squash, chopped; 1 tablespoon of ground cumin; ½ tablespoon of ground coriander; 1.5 teaspoons of Kashmiri chilli powder (use more or less depending on your spice level); ½ teaspoon of turmeric; 2 black cardamom pods, bashed; 4 cloves, whole; piece of cinnamon bark; 3 tablespoons of tomato paste (puree); ½ cup (120ml) of chopped tomatoes, canned; ½ cup (100g) of red lentils, rinsed; 2 green chillies, sliced in half lengthways; 2 cups (480ml) of water; 1 teaspoon of salt; cooking oil spray