Before revision: Irish butter stamp, with mould for the block, and below a bain-marie for hot water to soften the butter A Butter stamp, is a device for stamping a pattern onto a block of butter.
After revision: Irish butter stamp, with mould for the block, and below a bain-marie for hot water to soften the butter A Butter stamp, is a device for stamping a designwarm onto a block of butter.