1 c salad oil
1/4 c chopped onion
1 tsp garlic salt
1/4 tsp pepper
1/4 c lemon juice
2 tsp dry mustard
1 tsp salt
1/4 c Worchestershire sauce
In medium bowl mix all ingredients.
Pour over 2 lbs cubed beef, mushrooms, onions, peppers and let sit for at least 30 minutes.
Tags: grill