hal·vah or hal·va 
(häl-vä, hälvä)
(häl-vä, hälvä)n.
A crumbly confection of ground sesame seeds mixed with sugar syrup or honey and often other flavorings and pressed into a solid mass.
[Ultimately (partly via Turkish helva) from Arabic ḥalwā, from ḥaluwa, to be sweet; see x̣lw in the Appendix of Semitic roots.]