An Easy Guide to an Oven-Ready Standing Rib Roast

Approximate Cooking Times
2-rib roast 8 lb.

Rare

Medium-rare

Medium

Well done

2 hrs. 40 mins. to 2 hrs. 55 mins.

3 hrs. to 3 hrs, 25 mins.

3 hrs. 30 mins. to 3 hrs. 55 mins.

4 hrs. to 5 hrs.

10 lb.

Rare

Medium-rare

Medium

Well done

3 hrs. 20 mins. to 3 hrs. 35 mins.

3 hrs. 40 mins. to 4 hrs. 15 mins.

4 hrs. 20 mins. to 4 hrs. 55 mins.

5 hrs. to 5 hrs. 55 mins.

12 lb.

Rare

Medium-rare

Medium

Well done

4 hrs. to 4 hrs. 20 mins.

4 hrs. 25 mins. to 5 hrs. 10 mins.

5 hrs. 15 mins. to 5 hrs. 55 mins.

6 hrs. to 7 hrs. 10 mins.

3-rib 14 lb.

Rare

Medium-rare

Medium

Well done

4 hrs. 40 mins. to 5 hrs

5 hrs. 10 mins. to 6 hrs.

6 hrs. 10 mins. to 6 hrs. 50 mins.

7 hrs. to 8 hrs. 15 mins.

16 lb.

Rare

Medium-rare

Medium

Well done

5 hrs. 20 mins. to 5 hrs. 50 mins.

5 hrs. 50 mins. to 6 hrs. 50 mins.

7 hrs. to 7 hrs. 50 mins.

8 hrs. to 9 hrs. 30 mins.

4-rib 18 lb.

Rare

Medium-rare

Medium

Well done

6 hrs. to 6 hrs. 30 mins.

6 hrs. 40 mins. to 7 hrs. 40 mins.

7 hrs. 50 mins. to 8 hrs. 50 mins.

9 hrs. to 10 hrs. 50 mins.

20 lb.

Rare

Medium-rare

Medium

Well done

6 hrs. 40 mins. to 7 hrs. 10 mins.

7 hrs. 20 mins. to 8 hrs. 30 mins.

8 hrs. 40 mins. to 9 hrs. 50 mins.

10 hrs. to 12 hrs.

5-rib 22 lb.

Rare

Medium-rare

Medium

Well done

7 hrs. 20 mins. to 8 hrs.

8 hrs. 10 mins. to 9 hrs. 20 mins.

9 hrs. 30 mins. to 10 hrs. 50 mins.

11 hrs. to 13 hrs.

If a Meat Thermometer is Used to Determine Cooking Time, Insert the Thermometer Before the Meat Goes into the Oven. Insert it into the Thickest Part of the Meat (See Illustration). Reading Should be as Follows:
Rare Medium-rare Medium Well done
120 degrees 130 degrees 140 degrees 150 degrees or more

    Part of