Slow Cooker Pork Cacciatore

4 (1 1/2 inch thick) boneless pork chops, about 1 1/2 pounds total
1 onion, thinly sliced
1 (8 oz) package fresh sliced mushrooms
1 green bell pepper, sliced
1 (24-28 oz) jar tomato based pasta sauce
2 tomatoes, chopped
1/2 cup chicken broth
2 cloves garlic, minced
1 tsp Italian seasoning
1/2 tsp dried basil
4 slices mozzarella cheese

Add all ingredients, except cheese, to slow cooker.  Cook on low for 8 hours or high for 4 hours.  To serve, top each chop with a slice of cheese and cover with sauce. 

Serves 4