Creole Smoked Sausage and Shells

1 to 1 1/2 pounds smoked sausage
1 (28 ounce) can Italian style tomatoes, drained,
    reserving 1/2 cup liquid
1 (3 ounce) can tomato paste
1/2 medium green pepper, seeded
1/2 small onion
1 stalk celery
1 garlic clove
1/2 teaspoon salt
1/4 teaspoon pepper
1 tablespoon flour
3 cups uncooked shell macaroni
Hot pepper sauce to taste

Heat sausage according to package directions; cut into serving pieces. Cook noodles according to package directions.

Meanwhile, in blender, puree tomatoes and reserved liquid, tomato paste, green pepper, onion, celery, garlic, salt, pepper and flour. Transfer Creole Sauce mixture to saucepan and bring to boil; reduce heat and simmer several minutes. Combine Creole Sauce with prepared macaroni shells. Arrange on serving platter with smoked sausage; add hot pepper sauce to taste.