Meat
1 teaspoon sea salt
1 teaspoon garlic powder
1 teaspoon onion powder
1 teaspoon Hungarian paprika
1 teaspoon ground cumin
1 1/2 lbs flank steak
3 tablespoons cider vinegar
oil for grill
Mix the seasoning and rub the steak. Add the vinegar. Marinate at least five hours.
Grill. Let rest before cutting across the grain.