Thai Satay Kebabs

Name: Thai Satay Kebabs
Ingredients: 2 large beef steaks; Satay Marinade:; 1/4 cup lemongrass (minced, fresh or frozen); 2 shallots (or 1 small onion, sliced); 3 cloves garlic; 1 to 2 fresh red chilies (sliced, or 1/2 to 1 teaspoon cayenne pepper, to taste); 1 thumb-size piece galangal (thinly sliced, or ginger); 1 teaspoon minced fresh turmeric (or 1/2 teaspoon dried turmeric); 2 tablespoons ground coriander; 2 teaspoons cumin; 3 tablespoon dark soy sauce; 4 tablespoon fish sauce; 5 to 6 tablespoon brown sugar; 2 tablespoons vegetable oil