Cut sirloin steak into cubes and marinate them in a mixture of olive oil, soy sauce, garlic, and lemon juice. Skewer the beef with vegetables like bell peppers, onions, and mushrooms, then grill until the beef is cooked to your liking.
Season a beef brisket with a dry rub of salt, black pepper, garlic powder, onion powder, and paprika. Smoke it low and slow for several hours until it reaches an internal temperature of 195-205°F.