1/4 c. soy sauce
1/4 c. oil
1/4 c. apple juice
2 tbsp. lemon juice
1/8 tsp. pepper
1/8 tsp. garlic salt
2 tbsp. minced onion
1/4 tsp. ginger

Mix ingredients. Pour over turkey tenderloin and marinate overnight. Grill over hot coals 8-10 minutes each side (about 30 minutes) until no longer pink in center.