Cajun Shrimp With Potatoes without tomatoes olive water

2 lbs cooked medium shrimp (cut into pieces, or you can use scallops) 8 -9 ounces andouille sausages , chopped 3 -5 tablespoons butter 1 small onion , finely[...]

1 lb uncooked medium shrimp , peeled and deveined 1 (12 ounce) package fettuccine pasta , cooked 1/2 lb dried smoked sausage , chopped (I use Andouille[...]