Sprinkle steak liberally with Salt and Pepper. Add lime juice.
Heat oil in cast iron skillet. Lay steak in pan and cook without moving it until 4 to 5 minutes.
Flip steawk 4 to 5 more minutes. Transfer steak and drizzle lime juice.
Meanwhile, return skillet to medium-high heat and add pepper, onions, water, cumin and salt for 5 to 6 minutes.
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