"Prime rib of beef is a very popular and delicious..."
INGREDIENTS
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1 standing beef rib roast (4 to 7 ribs, 9 to 18 pounds)
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fresh course-ground black pepper, as needed
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kosher salt (or other larger grain, flake-style salt), 1/2 teaspoon per bone
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softened butter, 1/2 tbsp per rib of beef
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large metal roasting pan with at least 3-inch sides.
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2 tbsp flour
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1 quart cold beef broth