Sticky short beef ribs and lemon coleslaw

Name: Sticky short beef ribs and lemon coleslaw
Ingredients: 100ml/3½fl oz ketchup; 5 tbsp apple juice; 2 tbsp Worcestershire sauce; 1 tbsp white wine vinegar; 4 tbsp maple syrup; 2 tbsp soy sauce; 4 garlic cloves, crushed; pinch dried chilli flakes; 1.5kg/3lb 5oz beef short ribs; 8 tbsp mayonnaise; ½ lemon, juice only; 1 tbsp Dijon mustard; ½ garlic clove, crushed; ½ red cabbage, finely shredded; 2 large carrots, peeled and coarsely grated; 2 celery sticks, finely sliced; 2 spring onions, finely sliced; salt and freshly ground black pepper