Ingredients
1 1/2 lb flank steak, sliced against the grain (or ribeye steak, tenderloin, strip loin, strip steak)
1 1/2 lb baby yellow potatoes, quartered
1 tablespoon olive oil
3 tablespoons butter, divided
5 garlic cloves, minced
1 teaspoon fresh thyme, chopped
1 teaspoon fresh...