1 onion, finely chopped
1 carrot, finely chopped
1 celery stalk, finely chopped
4 garlic cloves, minced
1 can (14.5-oz) diced tomatoes, undrained
1 can (6-oz) tomato paste
1 tbsp Italian seasoning
1/4 cup balsamic vinaigrette salad dressing
8 kaiser rolls
1/4 cup grated Parmesan cheese
Toss the meat in the flour until coated; place in slow cooker. Add the onion, carrot, celery, garlic, diced tomatoes, tomato paste, and Italian seasoning. Place lid on cooker and cook on low 8 to 10 hours or on high 4 to 6 hours.
Add the salad dressing to the beef; stir to mix well. Shred the meat with a fork.
Fill the rolls with the meat and sprinkle meat with the cheese.