INGREDIENTS
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2 teaspoons mustard seeds
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1 teaspoon sea salt flakes
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1 teaspoon cracked black pepper
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1 tablespoon thyme leaves
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1/4 C olive oil, plus one tablespoon extra
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4 lb boneless beef rib eye
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or just a really beautiful roast.
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1/4-1/2 C Dijon mustard depending on taste
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1 stick room temperature butter
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kitchen string