Get out and measure all of your ingredients.
Dice and chop your apples.
In a medium mixing bowl, combine apples, ¼ cup brown sugar, 1 tablespoon melted butter, vanilla, and cinnamon.
Stir well until apples are evenly coated.
Divide the apple mixture evenly between 3 greased ramekins.
Place inside your air fryer basket.
Cover each with a piece of aluminum foil.
Place inside of your air fryer. Air fry at 350ºF for 20 minutes or until apples are soft.
While apples are cooking, prepare the topping by combining 4 tablespoons of melted butter, quick oats, flour, and ¼ cup brown sugar.
Stir until blended.
When apples are done, uncover them.
Sprinkle topping all over as evenly as possible.
Air fry uncovered for an additional 5-7 minutes
Or until a beautiful golden brown color.
Serve warm.
Enjoy every bite with caramel sauce and whipped or ice cream!