Slice the eggplants into ½ inch thick slices
Preheat the air fryer
Set up 3 bowls: one with flour, one with beaten eggs, and one with breadcrumbs and Parmesan cheese
Dip the eggplant slices in the flour, then the egg, and finally the breadcrumb mixture, coating both sides
Place the breaded eggplant slices in a single layer in the air fryer and cook at 380°F for 10 minutes, flipping halfway
Slice the mozzarella cheese and tomatoes
Add a spoonful of marinara sauce to the top of the cooked eggplant slices, then top with the mozzarella cheese
Return to the air fryer for 3-5 more minutes
Toast the brioche buns with butter
Assemble the sandwiches by placing the eggplant parmesan on the bottom bun, then topping with tomato, basil, and arugula
