Crispy Ranch Air Fryer Nuggets

Ingredients

• 1 pound (450 g) chicken fillet, cut into 2-inch pieces
• 1 (1 oz. or 30 g) package dry ranch salad dressing mix
• 2 tablespoons (15 g) all-purpose flour
• 1 (2 oz. or 60 g) whole egg
• 1 cup (3.5 oz. or 100 g) breadcrumbs
• 1 teaspoon (2 g) dried rosemary
• cooking oil spray