1 (12 oz) pkg. spaghetti
3 c. cooked boneless chicken
1 can cream of chicken soup
1/2 c. chopped onion
3/4 c. chicken broth
1 1/2 to 2 1/2 c. cheddar cheese

Mix ingredients together with approximately 1 c. of cheese. Top with 1 1/2 c. of cheese.

Bake at 350°F until bubbly.