When replacing a hot dog bun with a croissant, grab the fluffy pastry and slice it lengthwise before sandwiching in the dog.

While there is no official brat bun, you can grab Hoagie Rolls to serve this up with. A hot dog bun will not be the best option as it will not hold the bratwurst well or the toppings.

Season with a pinch of salt and pepper, if desired. Place a prepared piece of puff pastry over the toppings, pressing down around the edges to seal everything in. Continue forming the puff pastry ...