Season meat to taste with salt and pepper.
Grill steaks 10 – 12 minutes or until desired doneness.
During the last 3 minutes of grilling, sprinkle blue cheese over steaks.
Remove from grill and allow the meat to rest for 5 minutes before serving.
In a small saucepan, combine 1 cup Chocolate Balsamic Vinegar.
Bring to boil, reduce heat to low.
Simmer uncovered until reduced by half, stirring occasionally.
Remove from heat, add 2 tablespoons butter, stir to melt.
Once melted, drizzle over steaks and serve.