Fish Burger with Yogurt Tartare Sauce

Ingredients

• 1 tsp olive oil
• 300g white fish fillets
• 2 x 150g fillets
• 2/3 cup (60g) red cabbage, thinly shredded
• 1 tsp lemon juice
• 2 wholegrain/wholemeal rolls, medium (70g ea), cut in half
• 1/2 medium tomato, sliced
• 1/3 cup (80g) Greek yogurt (or dairy-free alternative)
• 20g capers, drained & chopped
• 25g gherkin, chopped
• 3 sprigs of parsley, finely chopped
• 2 tsp lemon juice
• salt & pepper, to taste