In a large mixing bowl, combine the flour, Cajun seasoning, brown sugar and chili powder. Add the wings and toss to coat.
Cover and chill in the refrigerator for 30 minutes.
Preheat oven to 425F degrees. Line a baking sheet with parchment paper. Arrange the chicken wings in a single layer on the baking sheet. Bake for 45 minutes.
In a small saucepan, melt the butter over medium heat. Stir in the garlic powder. Pour in the hot sauce and vinegar, and simmer until smooth, stirring.
Transfer the wings to a large bowl and pour the hot sauce over top. Toss to coat.
Keyword appetizers, chicken, copycat, game day, snack