Soy-Ginger Pot Roast

Ingredients

• 1 boneless beef chuck roast (3 to 4 pounds) -
• 1 teaspoon salt -
• 1/2 teaspoon pepper -
• 1 tablespoon canola oil -
• 1-1/2 cups water -
• 1/2 cup reduced-sodium soy sauce -
• 1/4 cup honey -
• 3 tablespoons cider vinegar -
• 3 garlic cloves, minced -
• 2 teaspoons ground ginger -
• 1 teaspoon ground mustard -
• 1 large onion, halved and sliced -
• 2 tablespoons cornstarch -
• 2 tablespoons cold water -