Deep fried mozzarella grilled cheese with puttanesca sauce

Ingredients

• 2 slices white bread, crusts trimmed
• 80g mozzarella (low-moisture or well-drained fresh mozzarella)
• 1 egg
• 30g panko
• salt & pepper
• olive oil (for frying)
• 2 tbsp olive oil
• 2 garlic cloves, crushed
• 3-4 anchovy fillets, chopped
• 1 tbsp capers
• 7 black olives, halved
• 1 tbsp tomato purée
• 200g tinned tomatoes
• fresh parsley to serve