Yankee Pot Roast
["1 lb. yellow onions, diced", "1/2 lb. celery, diced", "1/2 lb. carrots, diced", "1 (4 to 5 lb.) eye round roast", "1 Tbsp. garlic, minced", "1 tsp. salt", "1 tsp. black pepper, crushed", "2 Tbsp. butter", "2 Tbsp. flour or cornstarch"]
["Preheat oven to 275\u00b0.", "Spread all of the onion, celery and carrots on the bottom of a large Dutch oven.", "Rub roast with garlic and sprinkle with salt and pepper.", "Place roast on top of vegetables in center of pan and add water until pan is 3/4 filled. Roast, uncovered, for 2 hours.", "Turn roast and cook another 2 hours, or until the internal temperature is 170\u00b0"]
["yellow onions", "celery", "carrots", "roast", "garlic", "salt", "black pepper", "butter", "flour"]