Half a head of cabbage, shredded
1 cup / 130g corned beef, sliced
1 cup / 240g sauerkraut, drained
1/2 cup / 120g Swiss cheese, grated
1/4 cup / 60g cornichons (or pickles), sliced
1 tsp extra virgin olive oil
1/2 cup / 120ml mayonnaise
2 tbsp ketchup
1 tbsp sweet pickle relish
1 tsp Worcestershire sauce
1 tsp fresh lemon juice
1/4 tsp onion powder
1 tbsp fresh parsley, chopped
Salt and freshly ground pepper to taste