Rub steak on both sides with a mixture of garlic and pepper.
Place asparagus in shallow dish and drizzle with oil.
For sauce, in a medium skillet stir together broth and wine.
Cook over high heat for 4 to 5 minutes or until mixture is reduced in volume to 1/4 cup.
Whisk in mustard.
Remove from heat and keep warm.
Preheat the broiler.
Spray an unheated broiler pan with cooking spray and place steak on it. Broil 3 to 4 inches from the heat for 8 to 10 minutes for medium rare or 10 to 12 minutes for medium, turning once and place asparagus into the pan next to the steak for the last two minutes of broiling.