Batter:
¾ cup scallions/shallots, finely sliced (white and pale green parts only)
2 garlic cloves, crushed
1 cup panko breadcrumbs
2 eggs, lightly beaten
150g / 5 oz feta cheese, crumbled
½ cup parmesan cheese (or shredded cheddar or tasty cheese)
1 tbsp dried oregano
½ cup plain flour
Oil spray

Minted Yoghurt (optional):
1 cup plain Greek yoghurt
½ tbsp lemon juice
½ tbsp extra virgin olive oil (or more)
2 tsp fresh mint, finely chopped
Salt and pepper