Roast in a Slow Cooker

Details

Ingredients

• 1 (3 1/2) pound boneless beef chuck roast
• 1 (14.5 ounce) can cream of mushroom soup
• 1 (14.5 ounce) can beef gravy ( such as Campbell's® Franco-American®)
• ½ cup brown sugar
• 1 (1 ounce) package dry onion soup mix
• 2 tablespoons distilled white vinegar
• 1 tablespoon soy sauce
• 1 tablespoon Worcestershire sauce
• ¼ teaspoon salt
• ¼ teaspoon ground black pepper
• 2 tablespoons all-purpose flour, or as needed