1 1/2 to 2 pounds pork tenderloin
1/2 teaspoon salt
1/4 teaspoon black pepper
1/2 cup balsamic vinegar
3 tablespoons honey
1 tablespoon Dijon mustard
1/2 teaspoon dried leaf thyme
dash garlic powder, optional

Sprinkle pork tenderloin with salt and pepper; place in slow cooker. In a small bowl, combine remaining ingredients; pour over pork tenderloin, turning pork to coat all sides. Cover and cook on low for 7 to 8 hours or high for 3 1/2 to 4 hours.