1 tsp. onion powder
2 tbsp. celery salt
1 tsp. garlic powder
1 tsp. paprika
2 tsp. salt
1 tsp. coarse black pepper

Have meat at room temperature. Place in oven in an uncovered pan. Add small amount of water. Roast at 375 degrees for 1 hour. Turn oven off for 2 hours and DO NOT OPEN OVEN DOOR. Turn oven back on to 375 degrees and continue to bake, according to following chart.

Rare
Medium
Well Done
35 Minutes
40 Minutes
50 Minutes