Coffee Rubbed Porterhouse Steak

Ingredients

• 1/4 cup ketchup
• 2 T. Worcestershire sauce
• 2 tsp. soy sauce
• 1/4 tsp. onion powder
• 1/4 tsp. white distilled vinegar
• 1-2 dashes red pepper hot sauce
• Vegetable oil, for brushing grates
• 1 (2 lb.) 2-inch-thick porterhouse steak
• 2 T. ground coffee
• 2 tsp. kosher salt
• 1 tsp. brown sugar
• 1 tsp. ground coriander
• 1 tsp. freshly ground black pepper