Cod Fillets with Cucumber Dill Sauce

1/2 Medium cucumber -- thinly sliced

1/4 Tsp. dill weed

2 green onions -- chopped

1/4 Tsp. salt (optional)

1/4 C. plain yogurt

1 Lb. cod fillets

2 Tsp. lemon juice

Puree cucumber, dill, onions, salt and yogurt in blender. Pour into small bowl; set aside. Arrange fish on roasting rack. Sprinkle with lemon juice. Cover with wax paper. Microwave at High 5 to 7 minutes or until fish flakes easily, rearranging after half the cooking time; set aside. Reduce power to Medium. Microwave cucumber dill sauce 1 to 3 minutes to heat. Serve over fish.