3-4 lbs. rump roast
1/4 tsp. pepper
1 tsp. celery seed
1/4 c. brown sugar
1/4 c. Worcestershire sauce
1/2 c. water
1 tsp. chili powder
1 tsp. salt
1/4 c. vinegar
1 c. ketchup

Mix all ingredients. Pour over uncooked meat. Cover and bake 2 to 3 hours in 350 degree oven. Slice to serve. This sauce is also excellent to cook beef or pork ribs in.