Mix all of the meatball ingredients and form your meatballs-not too large.
Pour 3-4 Tablespoons oil in a skillet and fry meatballs to brown on all sides.
Pour one can crushed tomatoes in crockpot
Transfer meatballs them to the crockpot.
Pour other can of tomatoes and jar of sauce over the meatballs and cook on high for 4-5 hours.
Serve right away on the rolls with cheese.