Pot Roast with Balsamic Onions

By Gina Izzy Shores

4.34 / 5

10min

6h 15min

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1 (2 1/2 pound) boneless beef chuck roast
⅛ teaspoon salt
⅛ teaspoon ground black pepper
½ teaspoon garlic powder
1 large onion halved and sliced
½ cup balsamic vinegar