Cook spaghetti in boiling salted water until al dente. Rinse in cold water and drain.
Set aside and let cool.
Cut tomatoes in half
Peel and slice cucumber
Drain olives and cut in half
Peel and grate carrots
Peel and cut avocado into chunks
Slice pepperoncini
Put pasta to large bowl with all your vegetables.
Add seanioning and dressing and mix well.
Chill for about 2 hours before serving.