Step 1

Whisk together oil, lime juice, cilantro, cumin, salt, and garlic in a large zip-top plastic bag. Add fish; seal bag, and turn to coat. Let stand 20 minutes.

Step 2

Remove fish from marinade; discard marinade. Cook fish, in batches, in a nonstick skillet over medium-high heat 3 to 4 minutes per side or until fish flakes with a fork.