2 lb flank steak or skirt steak
1/2 cup orange juice
1/4 cup lime juice
1/4 cup olive oil
4 cloves garlic, minced
1/4 cup chopped cilantro
1 tbsp soy sauce
1 tbsp white vinegar
1 tsp ground cumin
1 tsp chili powder
1 tsp salt
1/2 tsp black pepper
Mix orange juice, lime juice, olive oil, garlic, cilantro, soy sauce, vinegar, cumin, chili powder, salt, and black pepper
Place steak in the marinade
Refrigerate for 2 to 8 hours
Remove steak from marinade
Grill over high heat for 4 to 6 minutes per side
Rest for 5 minutes
Slice thinly against the grain
Serve with tortillas, onions, cilantro, and salsa