Pork Tenderloin with Mustard Sauce

This sauce gives the tenderloin a really good taste.

• 1-1/2 lbs. pork tenderloin
• 1/4 cup soy sauce
• 1/4 cup bourbon or applejuice
• 2 tablespoons brown sugar
• 1/3 cup sour cream
• 1/3 cup mayonnaise
• 1 tablespoon dry mustard
• 1 tablespoon minced onion
• 1-1/2 teaspoon white vinegar

Prick pork tenderloins with fork. Combine soy sauce, bourbon, and brown sugar. Put in bag with tenderloins for at least 30 minutes. Discard marinade. Grill on medium-high heat, 12 minutes on each side or bake in oven for 20-25 minutes at 500 degrees. Stir together sour cream and next 4 ingredients; spoon over pork when served.