Seared Pork Loin And Blackberries
["1 tsp. sugar", "1/4 c. unsalted butter", "1 Tbsp. balsamic vinegar", "2 medium sweet yellow onions, sliced thin", "1 1/2 to 2 lb. pork loin roast", "salt and pepper", "1 c. fresh blackberries"]
["Place sugar, 2 tablespoons butter, vinegar and onions in heavy skillet over medium-low heat.", "Stir to coat well.", "Cook uncovered 20 minutes, stirring occasionally."]
["sugar", "unsalted butter", "balsamic vinegar", "sweet yellow onions", "pork loin roast", "salt", "fresh blackberries"]