These easy crockpot meatball subs are a hearty weeknight meal idea, made simple thanks to your slow cooker! Uses frozen meatballs in a chunky homemade marinara sauce, topped off with ooey-gooey melted mozzarella cheese...
*Italian Seasoning
This meatball subs recipe has been tested with my go-to brand of Italian seasoning. It is a coarser mix then most other Italian seasonings. If you use a brand that is more finely ground or powder-like, you may want to start with less than the recipe calls for and add more as needed.