Recipe by Mary Cadogan of BBCGoodFood.com Servings: 4 1 small or ½ large cauliflower 2 carrots, grated 1 red onion, finely chopped 2 tsp capers 2 tbsp chopped parsley 1 tbsp white wine vinegar 1 tsp Dijon mustard 2 tbsp olive oil 1 tbsp mayonnaise Cooking instructions: