Flank Steak Deluxe

Ingredients

350 gr flank steak
3 gr salt
1 gr black pepper
16 ml cooking oil
30 ml worcestershire sauce
30 ml lemon juice
120 ml catsup
7 ml prepared mustard
2 gr lemon rind
30 gr onion
1 clove garlic
1 slice mushroom

Instructions

Serves: 4