1 tsp. garlic salt
1 tsp. sugar
1 tsp. season salt
1 tsp. pepper
1/2 tsp. oregano
1/2 tsp. celery salt
1 c. oil
1/2 c. vinegar
1/4 c. soy sauce
1/4 c. Worcestershire sauce
Flank steak

Mix all dry ingredients together. Rub into meat. Mix all liquid ingredients and pour over meat. Turn meat over occasionally; marinate 2 hours - 1 day. Grill; slice against the grain. Enjoy!