Line a baking pan with aluminum foil.
Broiling brats in oven. Top with the sliced onions and pour the beer on top. Add the liquid (broth, water, or beer). Preheat oven to 400 degrees.
Put the arranged raw brats into the preheated oven. Line a baking sheet with parchment paper or aluminum foil (for easier clean up) and place the brats so they are not touching. Close the instant pot and turn the.
Line a with tin foil and add your brats, leaving space between them. Turn your oven to 350°f (180°c) and let it heat up for ten minutes. Cook brats for 18 to 20 minutes total in the oven when baking at 425°f.
Bring to a brisk boil and put the brats in. Fill it with ¾ water or beer, as you prefer. Turn oven on to 350 degrees and allow to preheat.
To cook brats in the oven, preheat the oven to 400 degrees f. Put your sheet pan in to heat up at the same time, as this will give your brats a nice crispy sear. Preheat your oven to 400f.
Place some cooking oil on the paper towel and use it to coat the bottom of the casserole dish. Preheat the oven to 400 degrees fahrenheit. Once all of your brats are browned, place a rack to avoid the meat from touching the bottom of the liner.