Schnitzel sandwich - Good Food Middle East

Ingredients

• 1 large chicken breast
• 3 tbsp plain flour , seasoned well
• 1 egg , beaten
• 5 tbsp finely grated parmesan
• 75g dried breadcrumbs
• groundnut or sunflower oil , for frying
• 3 heaped tbsp mayonnaise
• 1 tbsp sriracha or other chilli sauce
• 4 thick slices of crusty bread (such as bloomer)
• 1 Little Gem lettuce , shredded
• ¼ cucumber , thinly sliced