Cooking Time Chart

 Size

 Serves

 Approx. Weight

 Total (Est.) Cooking Time to Reach 120 to 125 Degrees F

 3 Ribs

 6 People

 8 to 10 lbs.

 1 1/2 to 1 3/4 Hours

 4 Ribs

8 People

 11 to 13 lbs.

 1 3/4 to 2 1/4 Hours

 5 Ribs

 10 People

 14 to 16 lbs.

 2 1/4 to 2 3/4 Hours

 6 Ribs

12 People

 16 to 18 lbs.

 3 to 3 1/4 Hours

 7 Ribs

 14 People

 18 to 20 lbs.

 3 1/4 to 4 Hours

Temperature Chart

 Rare

120 to 125 Degrees F

Center is bright red, pinkish toward the exterior portion

Medium-Rare

130 to 135 Degrees F

Center is very pink, slightly brown toward the exterior portion

Medium

140 to 145 Degrees F

Center is light pink, outer portion is brown

Medium Well

150 to 155 Degrees F

Not pink

Well Done

160 + Degrees F

Meat is uniformly brown throughout