Grasa-grautr

Meaning of Old Norse word "grasa-grautr"

As defined by the Cleasby & Vigfusson Old Norse to English dictionary:

grasa-grautr

m. a porridge of Iceland moss.

Possible runic inscription in Younger Futhark:ᚴᚱᛅᛋᛅ-ᚴᚱᛅᚢᛏᚱ
Younger Futhark runes were used from 8th to 12th centuries in Scandinavia and their overseas settlements