How to Make Yummy Easy Prime Rib

Easy Prime Rib.

You can have Easy Prime Rib using 5 ingredients and 5 steps. Here is how you cook that.

Ingredients of Easy Prime Rib

1. You need 4-8 lb of prime rib roast.
2. You need 1 cup of butter softened.
3. It's 1 tbs of rosemary.
4. Prepare 1 tbs of salt.
5. Prepare 1 tsp of black pepper.

Easy Prime Rib step by step

1. Preheat oven to 525 degrees.
2. Get prime rib out of fridge 3 hours prior to cooking..
3. Mix butter, salt, pepper, rosemary and garlic if desired..
4. Cover entire prime rib with butter mixture..
5. Cook for 6 minutes per pound. Turn off oven, but leave door closed for 2 hours..