Preheat Air Fryer → Set to 380°F / 190°C for 3 minutes.
Clean Mushrooms → Wipe caps, remove stems, scoop out gills with spoon.
Chop Stems Finely → Dice mushroom stems for filling.
Sauté Filling Base → Heat 1 tsp oil; cook chopped stems, garlic, spinach 2–3 minutes.
Mix Cream Cheese → Combine softened cream cheese, sautéed mix, half Parmesan, breadcrumbs, salt, pepper.
Stuff Generously → Spoon or pipe filling into each cap; mound slightly.
Top with Crunch → Sprinkle remaining Parmesan and light panko over tops.
Lightly Spray → Mist stuffed mushrooms with olive oil spray.
Air Fry → Single layer, 380°F for 8–10 minutes until golden and bubbly.
Serve Hot → Garnish with parsley and red pepper flakes—dig in while crispy!