>> Now, with this information at hand, you look for Schalkau church registers containing Taufen [Baptisms] for the year 1811, and end up here:
www.archion.de
>> Then you browse thru the church register pages / images until you reach those for the year 1811 and end up here:
www.archion.de
Geborene [Births] 1811
[in case the first word may be difficult to decipher, the numerals providing the year are for granted easy to ready for everyone]
>> From here you browse to the records for the month September, then for the 18th and specifically for Carolina Elisabetha Müller --- and here you go:
www.archion.de
---Transcription---
58) Am 18 September, Nachts 12 Uhr wurde ge-
boren, am 22ten getauft
Carolina Elisabetha Müllerin [Müller], des Herrn Heinrich
Müller, Buntmahlers bey der Porcellan-Fabrik zu Rauen-
stein, und Anna Cordula gebornen Müllerin [Müller]
von Rauenstein, *) 7tes Kind, 3te Tochter **)
Pathen waren 1) Herrn Johann Nicolaus Kirchner, Bunt-
mahlers zu Rauenstein, einzige Tochter, Anna
Cordula, 2) des Paul Müller, Disciplin Inspectors zu
Rauenstein, Ehefrau, Elisabetha
*) Copulirt 8 Novem-
ber 1796
**) die noch lebenden
älteren Kinder siehe
bey der am 5 März 1808
gebornen Christina
Rosalia
---------------------------
That's explained in a nutshell how Archion works for all researches being around here, regardless where they're from, or regardless their capability to decipher historic German script.

It goes without saying that you are for granted able to manage that.
Sorry for being so long-winded, but I thought it won't hurt.
Kind regards, Vera