Bourbon pork ribs

Name: Bourbon pork ribs
Prep time: 20 min
Cook time: 5 h 50 min
Total time: 6 h 10 min
Cuisine: American
Ingredients: 2 tbsp brown sugar; 2 tsp salt; 1 tsp mustard powder; 1 tsp paprika; 1 tsp smoked paprika; 1 tsp ground ginger; ½ - 1 tsp chilli powder, to taste; 1 tsp ground allspice; 1 tsp ground black pepper; 4 - 5 pork rib racks (approx. 2-3 kg total); 1 brown onion, cut into quarters; 4 garlic cloves; 3 - 4 cm piece fresh ginger, peeled; 40 g olive oil; 375 g tomato sauce; 60 g bourbon; 120 g apple cider vinegar; 50 g brown sugar; 60 g soy sauce; 140 g honey; 2 tsp salt; 1 tsp ground black pepper