c("Cut each squash in half; discard seeds.", "Place cut side down in a 3 quart rectangular baking pan.", "Bake in preheated 350 F oven 50-55 minutes or until tender.", "Saute beef, onion and celery in a large frypan until meat is browned; drain off any fat.  Blend in flour, salt and sage.  Stir in milk.", "Cook over medium heat, stirring constantly, until mixture just comes to a boil and thickens.", "Stir in cooked rice.  Turn squash cut side up in pan; fill squash cavities with equal amounts of meat mixture.  Return to oven and bake an additional 30 minutes.", 
"Top with cheese; bake 3 minutes longer.")