A good recipe for a Longhorn Steakhouse steak rub directs chefs to combine 1/4 cup each of finely ground espresso and chili powder with 2 tablespoons of paprika and 2 tablespoons of brown sugar. Next, mix in 1 tablespoon each of the following ingredients: dry mustard, kosher salt, black pepper, coriander and oregano. This recipe is for the Longhorn Steakhouse Coffee Rub, available on the company website.
To make Coffee Rubbed Ribeye steaks, combine the ingredients for the coffee rub, and then set them aside. Make caramelized shallot butter by combining 4 ounces of softened, unsalted butter and 2 ounces of caramelized shallots. Mix in 1 teaspoon of kosher salt and 1 teaspoon of Worcestershire sauce with 1/2 teaspoon of black pepper, explains Longhorn Steakhouse. Cover and refrigerate the butter until you're ready to serve the steaks. Season the steaks with salt and pepper prior to grilling, and rub 1 tablespoon of the coffee seasoning into each side of the steaks. Grill to your preferred temperature, and serve 1 tablespoon of the butter mixture on top of each steak.
Another good steak rub recipe from Longhorn is the Prairie Dust rub. Mix 1 tablespoon of salt with 1 1/4 teaspoon of paprika and 1 1/4 teaspoon of pepper. Add 1/2 teaspoon of onion powder, 1/2 teaspoon of garlic powder and 1/4 teaspoon of cayenne pepper. Complete the mixture with 1/4 teaspoon of turmeric and 1/4 teaspoon of ground coriander. Mix ingredients well.