01 -
Take two onion slices and make a pair, using one smaller slice inside a larger one. Fill the space between the two rings with cheese and secure with toothpicks.
02 -
Pour oil into a pot and preheat it. Mix baking powder, salt, and flour in a bowl. Coat the assembled onion-cheese rings in this blend, then set them aside on a rack.
03 -
Whisk milk and egg together. Stir that into the leftover dry mixture until everything blends into a batter.
04 -
Dip each ring into the batter, letting any extra drip off. Then coat it with breadcrumbs and place it back on the rack.
05 -
Drop the rings in hot oil, frying till golden. Flip them once halfway through. Drain on paper towels when done.
06 -
Pull out the toothpicks before serving. Pair them with marinara for dipping and serve while hot.