Everyday Steak Tacos - Rick Bayless

Ingredients

• 1/4 cup fresh lime juice
• OR 3 tablespoons cider vinegar plus 1 tablespoon water
• 2 tablespoons Worcestershire sauce
• 2 tablespoons soy sauce
• 1 tablespoon honey or agave syrup
• 2 tablespoons vegetable or olive oil, plus more for the onions
• 1 1/2 teaspoons fresh black pepper
• 2 teaspoons salt, plus more for the onion
• 1 medium onion, sliced into ¼-inch rounds
• 1 pound everyday thin-cut steak (¼ inch-sliced chuck, chuck eye and sirloin tip are good choices), (if yours are thicker, just extend the cooking time)
• 12 warm corn tortillas,
• About 1 cup salsa (you can use store-bought, but I highly recommend a very fast Avocado-Tomatillo salsa