In saucepan cook sausage, onion, and carrot till meat is browned.
Drain off fat.
Stir in tomato juice, kidney beans, salt, chili powder, and pepper.
Place uncooked spaghetti in a 1-quart casserole; stir in meat mixture.
Bake, uncovered, in 375Â° oven for 55 to 60 minutes or till spaghetti is tender, stirring twice.