Dredge chicken in flour.
Brown pightly in skillet.
Place in casserole.
Saute onion lightly.
Add garlic, tomato sauce, salt, pepper, basil, parsley, paprika, clams with liquid, mushrooms and sherry.
Simmer 10 minutes.
Pour sauce over chicken.
Cover and bake at 350 degrees for 1 hour.
When ready to serve, uncover casserole and add shrimp.
Cover shrimp with sauce and bake 10 minutes more at 350 degrees.
Can be served over rice.