Get out and measure all of your ingredients.
Line your air fryer basket with a piece of parchment paper that just covers the bottom.
In a medium mixing bowl, beat butter and sugars together until creamy.
Next, beat in egg and vanilla.
Add flour, baking soda, and salt, and mix again until uniform dough forms.
Stir in mini chocolate chips and mini M&Ms.
Using a 1-tablespoon scoop, form balls of dough.
Place them in your air fryer basket at least 1 inch apart. You may have to bake in a few batches, depending on the size of your air fryer.
Bake at 330ºF for 7-8 minutes or until cookie begin to brown.
Serve and enjoy ever bite.