Preheat the oven to 400°F
Line a baking sheet with foil or parchment paper
Place frozen chicken wings on the baking sheet in a single layer
Bake for 25 minutes
Remove the wings and drain any liquid from the pan
Flip the wings over
Return to the oven and bake for 20 to 25 more minutes
Check that the internal temperature reaches 165°F
Toss with sauce if desired
Serve immediately