Sloppy joes with coleslaw potato salad

Ingredients

• Dash olive oil
• 1 small onion, finely chopped
• 2 garlic cloves, finely chopped
• 1 small green pepper, finely chopped
• 500g beef mince
• 2 tbsp tomato purée
• ¼ tsp cayenne pepper
• 500g passata
• 3 tbsp ketchup
• 3 tbsp American-style mustard
• 3 tbsp Worcestershire sauce
• 1 tbsp brown sugar
• 4 burger buns
• 12 dill gherkin slices
• For the coleslaw potato salad
• 600g new potatoes, halved
• 1 carrot, peeled and coarsely grated
• 100g sauerkraut, drained
• 60g raisins
• 100g crème fraîche
• ½ bunch dill, chopped