01 -
Pair one large and one smaller onion ring to create a hollow ring. Slice mozzarella to fit the space between rings and secure with a toothpick.
02 -
In a bowl, mix flour, baking powder, and salt. Dredge each stuffed onion ring in this mixture and place on a wire rack.
03 -
Combine milk and beaten egg. Pour into the remaining dry mix and whisk until a smooth batter forms.
04 -
Dip dredged onion rings in batter, let excess drip, then coat thoroughly in Panko breadcrumbs.
05 -
Heat oil in a deep pot. Fry onion rings until one side is golden brown, then flip and fry the other side.
06 -
Remove toothpicks, drain excess oil, and serve warm with dipping sauce if desired.