Add the wings to a shallow bowl or baking dish, sprinkle with salt. Pour beer over the wings, cover and refrigerate for one hour and up to over night.
Preheat oven to 250.
Remove from the beer, rinse and pat dry, making sure wings are as dry as possible. .
Add the wings to a large bowl. Sprinkle with baking powder, toss to coat.
Place a wire rack over a baking sheet, brush with oil or spray with cooking spray.
Place the wings on the wire rack.
Bake in the lower section of the oven for 30 minutes. Move to the upper 1/3 of the oven, increase oven temperature to 425. Bake for 35-45 minutes or until golden brown.
While the wings bake, make the glaze.
Add the porter, honey, garlic, soy sauce, black pepper, smoked paprika, chili powder and cornstarch in a pot over high heat. Boil, stirring frequently until thickened, about 5 minutes. Allow to cool.
Add the wings to a bowl, pour the glaze over the wings, toss to coat.
Serve warm.