Nachos with Chilli and Cheese

Name: Nachos with Chilli and Cheese
Prep time: 10 min
Cook time: 40 min
Total time: 40 min
Yield: 6 portions
Ingredients: 150 g onions; 40 g olive oil; 3 garlic cloves; 200 g beef mince; 160 g tinned chopped tomatoes; 1 Tbsp tomato purée; 1 tsp caster sugar; 1 tsp fine sea salt; 1 tsp dried oregano; 1 tsp ground cumin; 1 dried bay leaf; 1 pinch ground turmeric; 1 pinch sweet paprika; 1 pinch ground cloves; 1 pinch ground cayenne pepper; 240 g tinned kidney beans; 15 g dark chocolate (70% cocoa solids); 200 g tortilla chips; 150 g Cheddar cheese, grated