Grilled Bratwurst, Creamy Potato Salad, Slaw

Ingredients

• 1 kg new potatoes - or use ½ potato ½ kumara
• 6 tbsp mayonnaise
• 3 tbsp sour cream
• 1 tbsp grainy mustard
• 1 tbsp wine vinegar
• salt and pepper
• ½ small red onion, finely chopped or use chives
• 2 - 4 gherkins, finely chopped (optional)
• chives, finely chopped
• 4 - 6 cups cabbage, shredded
• 1 apple, shredded
• 4 tbsp chopped parsley
• 4 tbsp pickle brine from gherkins or similar
• 1 tsp mustard
• ½ tsp sugar, if needed
• 4 Hellers Classic Bratwurst
• hot mustard to serve