This chicken alfredo bake is your favorite chicken alfredo recipe in creamy casserole form. Hearty pasta gets tossed with luscious alfredo sauce and juicy chicken then layered with a hidden layer of provolone cheese and sour cream that melts when baked for a ridiculous amount of velvety creamy, cheesy gooey goodness This chicken alfredo pasta is easy to customize with extra veggies or different proteins and can be assembled ahead of time but one thing stays constant this chicken alfredo bake is always a cheesy, comforting, home run