Brats and Sauerkraut

1 1/2 lb. sauerkraut( rinsed, drained)
1 lb. Golden Delicious apples, peeled, quartered and thinly sliced
1 large onion, quartered and thinly sliced
3/4 tsp. caraway seeds, lightly crushed
3/4 tsp. fennel seeds, lightly crushed
1/2 tsp. pepper
2/3 C beef broth
2T ketchup
2 T sugar
6 Smoked Bratwurst( I used smoky and cheesy)
In a large slow cooker, layer sauerkraut, apples and onion, sprinkling as you go with the caraway and fennel seeds and pepper. In a small bowl blend the beef broth, ketchup and sugar. Pour the broth mix evenly over the sauerkraut mixture. Push down bratwurst into the onions and apples. Cover and cook on high for 1 hour. reduce temperature to low and cook cover on low for 3 1/2-4 hours.