In another bowl combine the cheese and the bread crumbs.
Dip the chicken in egg, then in the breadcrumb mixture - turn to coat well.
Place in a 4 - 6 qt crock pot.
Pour the tomato sauce over the chicken.
Cover and cook on low for 4 hours.
Serve with pasta if desired.
Notes
This recipe doubled fits in a 6 qt crock pot.
A crockpot is different from an Instant Pot. These are two very different kitchen tools and while an Instant Pot can be used as a crockpot and works great!