Air Fryer Butter Bacon Burgers

Ingredients

• 1 pound lean ground beef
• 1 stick frozen Butter, cut into small cubes
• ½ teaspoon salt
• ½ teaspoon Freshly ground black pepper
• ½ teaspoon garlic powder
• 2 hamburger buns, split
• 2 slices bacon, cooked crisp
• lettuce, for serving
• red onion, sliced, for serving
• tomato, sliced, for serving
• ketchup, for serving
• mayonnaise, for serving