Brocho before eating this: Borei Minei Mezonos
Brocho after eating the proper shiur of this: Al Hamichya
If one is Koveah Seduah on this item, Hamotzi Lechem Min Ha'aretz and Bentching are required.
*If there is a "considerable" amount of cream (and one is not Koveah Seduah) it also requires:
Brocho before eating this: Shehakol Niyeh Bedvoro
Brocho after eating the proper shiur of this: Borei Nefashos
Source: The Laws of B'rachos (page 366)