# What You'll Need:
→ Donut Dough
01 - 1 cup all-purpose flour
02 - 1/4 cup granulated sugar
03 - 1 1/2 teaspoons baking powder
04 - 1/4 teaspoon salt
05 - 1/3 cup milk
06 - 1 large egg
07 - 2 tablespoons unsalted butter, melted
08 - 1 teaspoon vanilla extract
→ Cinnamon Sugar Topping
09 - 1/4 cup granulated sugar
10 - 1 1/2 teaspoons ground cinnamon
11 - 2 tablespoons unsalted butter, melted, for brushing
# How-To Steps:
01 - In a medium bowl, whisk together flour, sugar, baking powder, and salt.
02 - In a separate bowl, whisk milk, egg, melted butter, and vanilla extract until smooth.
03 - Add wet ingredients to dry and stir gently until just combined; avoid overmixing.
04 - Lightly grease hands and roll dough into sixteen 1-tablespoon balls.
05 - Preheat air fryer to 350°F for 3 minutes.
06 - Place dough balls in a single layer in the air fryer basket with slight spacing; cook in batches if needed.
07 - Cook for 7–8 minutes, shaking the basket halfway through, until golden and cooked through.
08 - Brush warm donut bites with melted butter immediately after cooking.
09 - Mix cinnamon and sugar in a shallow bowl; toss warm bites to coat evenly.
10 - Serve immediately to enjoy optimum texture.