Preheat oven to 375 degrees F (190 degrees C).
Heat olive oil in a 4 to 6 quart Dutch oven over medium heat. Add bratwurst and cook until lightly browned on all sides.PRO TIP: If you're in a hurry, you can completely skip browning the brats. 1 tablespoon Olive oil, 1 package Bratwursts
Remove bratwurst from skillet and set aside.
Add sliced onion, apple slices, garlic, and seasonings to the Dutch oven and cook until softened, about 5 minutes.
1 Onion, 2 Apples, 2 cloves Garlic, 1 teaspoon Salt, ½ teaspoon Black pepper
Return bratwurst to skillet and nestle into the onion and apple mixture.
Empty the jar, can, or package of sauerkraut and caraway seeds over the brats, onions, and apples. Add the beer or water.
16 oz Sauerkraut, ½ teaspoon Caraway seeds, ½ cup Beer
Cut the potatoes lengthwise in half and tuck in around the outer edges of the Dutch oven pot with a sprig of fresh thyme or rosemary.They don't have to be submerged.
4 medium Yukon Gold potatoes, 1 sprig Thyme
Bake covered in preheated oven for 30 to 40 minutes, or until bratwurst is cooked through and the potatoes are fork tender. Serve with crusty bread to soak up some of the sauce.