Pulled pork with spicy coleslaw

INGREDIENTS

• , for greasing oil
• 2kg/4lb 6½oz pork shoulder
• 1 tbsp chilli
• 1 tbsp whole grain mustard
• salt and freshly ground black pepper
• 200ml/7¼fl oz white wine vinegar
• 250ml/9fl oz cider
• 3 onions
• 6 cloves garlic
• half white cabbage
• 2 carrots
• 2 red onions
• 1 red chilli
• 175g/6oz mayonnaise
• 1 lime
• 1 tbsp soy sauce
• soft white bread rolls
• ready-made barbecue sauce