1 corned beef brisket
1 quart apple juice
1 cup packed brown sugar
1 tablespoon prepared mustard
8 small red potatoes
2 medium carrots, pared and cut into chunks
1 onion, peeled and cut into eighths
1/2 head cabbage, cut into chunks
Place all ingredients in large crockpot, cutting meat in half if necessary. Stir to mix. Cook on HIGH for 4 to 5 hours or on LOW for 8 to 10 hours.
Remove meat and vegetables and some of the cooking liquid. Slice meat thinly across the grain.
Serve with the vegetables and some of the liquid.