America'S Favorite Pot Roast
["3 1/2 to 4 lb. beef arm or boneless pot roast", "1/4 c. flour", "2 tsp. salt", "1/8 tsp. pepper", "3 carrots, pared, sliced lengthwise", "3 potatoes, peeled and quartered", "2 small onions, sliced", "1 stalk celery, cut into pieces", "1 jar mushrooms, drained", "3 Tbsp. flour", "1/4 c. water"]
["Trim all excess fat from roast, brown if using chuck or another highly marbled cut.", "Combine flour, salt and pepper.", "Coal meat with the flour mixture.", "Place all vegetables except mushrooms in crock-pot and top with roast (cut roast in half, if necessary, to fit easily).", "Spread mushrooms evenly over top of roast.", "Cover and cook on low setting for 7 to 10 hours.", "If desired, turn to high setting during last hour to soften vegetables and make a gravy.", "To thicken gravy, make a smooth paste of the 3 tablespoons flour and the water and stir into crock-pot.", "Season to taste before serving."]
["beef", "flour", "salt", "pepper", "carrots", "potatoes", "onions", "celery", "mushrooms", "flour", "water"]