Combine flour, salt and pepper in a zip-top freezer bag.
¼ cup all-purpose flour, ½ teaspoon salt, ½ teaspoon pepper
Add beef cubes and shake to coat.
3 pounds sirloin tip roast cut into 1-inch cubes
Sautee beef in hot oil in Dutch oven over medium-high heat.
2 tablespoons olive oil
Cook until browned then place in bottom of slow cooker.
Mix beef broth, ketchup and onions in a bowl.
1 small onion, 1 tablespoon ketchup, 4 cups beef broth
Pour above mixture over beef.
Cover and cook on low for 8 hours until beef is tender.
Add noodles to slow cooker and cook an additional 20 to 30 minutes until noodles are tender.
1 16 ounce package uncooked broad noodles