Preheat the oven to 190c Using 3 large bowls place the flour, salt and pepper in one. The eggs and garlic in another and the Parmesan and being breadcrumbs into the third. Mix all well.

Prepare the onions by removing the top, bottom and skin and then slicing into rings.

Coat each onion ring firstly in the flour mix, then in the egg mix and then finally the breadcrumb mixture. Place them evenly onto a baking tray. Spray liberally with cooking spray. Bake in the centre of the oven for 30-40 minutes till golden brown and crisp.