01 -
Coat the interior of a 6-litre or larger slow cooker with non-stick spray or insert a slow cooker liner.
02 -
Arrange the chicken breasts in a single layer on the bottom of the slow cooker, then pour the cream of chicken soup evenly over the meat.
03 -
Distribute diced ham over the chicken, then layer the Swiss cheese slices evenly over the top.
04 -
Sprinkle Panko breadcrumbs over the cheese layer and pour the melted butter evenly over the breadcrumbs.
05 -
Cover the slow cooker and cook on low for 3.5 to 5 hours, or until the chicken reaches an internal temperature of 74°C.