What ingredient is used to flavor the Carrabba's Peppercorn Sauce?

The ingredient that is used to flavor Carrabba's Peppercorn Sauce is coarsely ground black pepper. This ingredient is essential because it provides the signature bold, spicy flavor that characterizes the sauce. The coarsely ground black pepper is what creates the distinctive peppery taste that complements various dishes, particularly meats. The texture of the coarsely ground pepper also adds visual appeal and a burst of flavor that is expected in a peppercorn sauce, making it an integral element of the recipe. While red chili flakes, garlic, and rosemary can enhance flavors in other dishes, they are not the primary flavoring agents of this specific sauce.