This rosemary garlic steak with sherry cream sauce is a delicious and elegant dish that is perfect for a special occasion or a fancy dinner at home. The steak is marinated in a flavorful mixture of rosemary, garlic, and olive oil, then grilled to perfection. The sherry cream sauce adds a rich and creamy touch to the dish, with a hint of sweetness from the sherry. Serve this steak with roasted potatoes and a side of steamed vegetables for a complete and satisfying meal.