01 -
In a 5-quart slow cooker, whisk together dry onion soup mix, reduced-sodium cream of mushroom soup, and beef broth until combined, allowing lumps to dissolve during cooking.
02 -
Cut beef chuck roast into 1-inch cubes and sprinkle evenly with lemon pepper seasoning.
03 -
Add seasoned beef to the slow cooker and stir to coat with the soup mixture. Cover and cook on low for 6 to 8 hours until beef is tender.
04 -
In a medium saucepan, melt butter over medium heat. Whisk in flour and cook until mixture forms a smooth paste, about 1 to 2 minutes.
05 -
Remove beef from slow cooker and set aside. Pour 2 cups of cooking liquid from the slow cooker into the roux, whisking constantly. Bring to a boil over medium-high heat until thickened.
06 -
Return thickened gravy to slow cooker, add beef tips back in, and stir gently to coat. Serve hot over rice, mashed potatoes, or egg noodles.