Chicken broccoli rice and cheese casserole

Ingredients
-Seasoning Salt
-Salt
-Italian Seasoning
-Oregano
-Dash Garlic & Herb
-Black Pepper
-2 packs of frozen broccoli and cheese
-1 package of boneless skinless chicken tenderloins
-1 can of cream of mushroom soup
-1 can of cream of chicken soup with herbs
-Colby jack cheese
-Mild cheddar cheese
-2 packages of Knorr cheddar broccoli rice
-Country crock butter (2 tablespoons)
-Chicken stock (2 cups)
-Plain breadcrumbs (sprinkled on top)