Bistecca Alla Florentina - cooking recipe

Ingredients

1 (15 1/2 oz.) jar spaghetti sauce (any flavor)
3 Tbsp. vinegar
3 Tbsp. brown sugar
1 Tbsp. Worcestershire sauce
2 tsp. prepared mustard
2 lbs. round steak (1 1/2-inch thick), trimmed
12 mushrooms, cooked
anchovies, rolled with capers (optional)

Preparation

In an 11 x 7-inch baking dish, combine first 5 ingredients. Add steak and pierce deeply with a fork.
Cover and marinate overnight.
Remove steak and side aside.
In a saucepan, heat remaining marinade.
Basting and turning frequently, grill 4 to 5-inches from heat, about 30 minutes for medium.
Serve steak with sauce.
Garnish with mushrooms and anchovies.