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										Butterfly the pork tenderloin and set aside. 
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										To make Chimichurri sauce place all ingredients except oil in food processor. 
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										Process for 1 minute. 
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										Slowly add oil while processor is running. 
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										Process until oil is emulsified. 
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										Set aside 2/3 cups Chimichurri sauce 
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										Cover remaining sauce and refrigerate until ready to serve. 
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										Rub 2/3 cups sauce all over both sides of pork tenderloin. Place pork in shallow bowl or gallon plastic bag and marinade in refrigerator for at least 2 hours or overnight. 
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										Heat grill on high and remove pork tenderloin from marinade. 
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										Grill on high 6-8 minutes per side until internal temperature reaches 145°F. 
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										Let pork rest for five minutes. 
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										Slice and serve with reserved Chimichurri sauce.