Black Peppercorns, Beef Steaks, Red Bell Pepper, Onion, Thyme, Yellow Bell Pepper, Olive Oil, Rosemary, Salt, Cloves Garlic, Beef Broth. This Peppercorn Beef Steak with Vegetables is a tasty and simple dinner that's ideal for a weeknight meal or a special occasion. The coarsely ground black peppercorns add a bold flavor to the steak, while the roasted vegetables add sweetness to the dish.