No measurements. Use as much as you like. I would start out using equals amounts lemon peel, garlic, salt and pepper and rosemary. Maybe a teaspoon of each depending on roast size. You might need more for a large roast or less for a small one.

Lemon Rosemary Roast (Rib)

1 rib roast or standing rib roast
grated lemon peel
finely chopped garlic
salt and pepper
rosemary, crushed with fingers

Mix all ingredients and pat on all sides or roast.

Put in a pan fat side up. Put in a preheated 325 degree oven for 34-38 minutes per lb,