Poached Fish
["1 1/2 lb. fresh or frozen fish fillets, thawed", "2 c. water", "1/4 c. onion, chopped", "3 whole peppercorns", "1/2 tsp. salt", "2 Tbsp. white vinegar", "2 Tbsp. lemon juice", "1 bay leaf, crushed", "1/2 to 1 tsp. dry dill"]
["Note:", "Salt water fish is best, such as orange roughy or halibut."]
["fish", "water", "onion", "peppercorns", "salt", "white vinegar", "lemon juice", "bay leaf", "dill"]