Yes, SCHNECKEN is a Scrabble word!

Letter values in Scrabble US: S 1, C 3, H 4, N 1, E 1, C 3, K 5, E 1, N 1.

Is it a valid word?

SCHNECKEN is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

rolled dough spread with sugar and nuts then sliced and baked in muffin tins with honey or sugar and butter in the bottom

Also: honey bun, sticky bun, caramel bun.