Step 1

Make marinade: Whisk oil, vinegar, soy sauce, Worcestershire, and pineapple juice in large bowl.

Step 2

Add seasonings: Whisk in brown sugar, mustard, pepper, and garlic powder until smooth.

Step 3

Marinate steak: Place steaks in zip-top bag, pour marinade over. Seal and refrigerate 2-6 hours.

Step 4

Make herb butter: Mix softened butter with garlic and herbs. Roll in parchment, chill 30 minutes.

Step 5

Prep for cooking: Remove steaks 30 minutes before cooking. Pat completely dry.

Step 6

Cook steaks: Grill or pan-sear 2-6 minutes per side depending on thickness and desired doneness.

Step 7

Rest and serve: Let steaks rest 5-10 minutes. Top with herb butter slices.