Greek Beef Stew(Serves 6)  
["1/2 stick butter, unsalted", "3 lb. beef chuck, cut up", "1 c. red wine (dry)", "1 c. beef broth", "6 oz. tomato paste (canned)", "1/4 c. red wine vinegar", "2 Tbsp. light brown sugar", "1 1/2 tsp. cumin, ground", "1 tsp. garlic, minced", "1/2 tsp. allspice (ground)", "1 bay leaf", "18 small white onions", "1/2 lb. mushrooms, quartered", "3 Tbsp. butter (unsalted)"]
["Blanch onions in boiling water for 1 minute.", "Drain and peel. In a kettle melt the 1/2 stick of butter over moderate heat.", "Add the beef, and toss to coat it with the butter.", "Do not let it brown."]
["butter", "beef chuck", "red wine", "beef broth", "tomato paste", "red wine vinegar", "light brown sugar", "cumin", "garlic", "allspice", "bay leaf", "white onions", "mushrooms", "butter"]