Easy One Pan Ramen Chicken Alfredo

6 (3 ounce) packages chicken flavored ramen noodles

 

2 (15 ounce) jars Alfredo sauce

 

3 cups shredded cooked chicken, from one rotisserie chicken

 

1 cup water

 

1 cup heavy cream

 

2 cups shredded Italian blend cheese

 

1/2 teaspoon ground black pepper