Spinach Artichoke Chicken Casserole

olive oil

small onion, chopped

garlic, minced

boneless skinless chicken breast, cut into bite size

pieces

Salt and pepper

artichoke hearts, drained, & chopped

fresh baby spinach

penne pasta, cooked according to package instructions

low fat sour cream

low fat cream cheese, softened

Parmesan cheese

mozzarella cheese