Combine water and next 5 ingredients (through cilantro sprig) in a large skillet; bring to a low simmer (180° to 190°). Add fish; cook 10 minutes or until desired degree of doneness. Remove fish from pan with a slotted spoon; drain on paper towels. Serve with sauce.
Sustainable Choice: Halibut is a readily available, sustainable option with mild flavor and firm flesh.