Questions & Answers about Makaron jest już ugotowany, więc robię sos.
In Polish, makaron is normally treated as a singular mass noun, much like English pasta. So Makaron jest już ugotowany is perfectly natural.
You would use plural only when talking about different kinds of pasta or separate items in some special context, for example:
- różne makarony = different types of pasta
So in this sentence, singular makaron is exactly what you would expect.
Jest is the 3rd person singular form of być = to be.
The subject is makaron, which is grammatically singular, so Polish uses:
- makaron jest = the pasta is
This works the same way as English is in The pasta is cooked.
Już usually means already.
In this sentence, it shows that the cooking of the pasta has been completed by now:
- Makaron jest już ugotowany = The pasta is already cooked.
It often adds the idea of the situation has reached this point now.