"Make and share this Prime Rib Roast recipe from Food.com...."
INGREDIENTS
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prime rib roast (at least 4 ribs)
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salt and pepper
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2 garlic cloves, halved
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1 teaspoon hot horseradish
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1 cup sour cream
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1 teaspoon red wine vinegar
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1 pinch salt
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1 pinch sugar
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Tabasco sauce (optional)