Chicken Tetrazini

4-5 lbs. chicken
8 oz. spaghetti
1 green pepper, chopped
1 onion, chopped
1 qt. milk
½ c. flour
⅓ - ½ lb. butter
½ lb. English cheese (cheddar)
½ lb. Velveeta

Cook chicken. Cut up.  Cook spaghetti in broth.
Prepare white sauce with other ingredients (melt butter, add flour, then milk then cheeses).
Mix together.
Bake 1 hour @ 350.