– 4 scallions, white and green parts separated and sliced.
– 2 tbsp ginger, pealed and grated with micro-plane grater
– 2 tbsp rice vinegar
– 2 tbsp vegetable oil
– 1/4 tsp red-pepper flakes
– 1 tsp sugar
– 4 skinless cod fillets (about 6oz each)

In a shallow 2 qt microwave safe dish with a lid, stir together scallion whites, ginger, vinegar, oil, red-pepper flakes, and sugar. Season with salt. Marinate cod in dish 20 minutes, turning once.

Cover and microwave on power level 8, 4 minutes. Let stand, covered, until fish is opaque throughout, 5 minutes. Top with scallion greens. Serve with rice.