My (24F) boyfriend (30M) regularly disappears into the bathroom for an hour or more with a stick of butter, and there is no more butter when he finally comes out

My (24F) (24F) boyfriend boyfriend (30M) (30M) regularly regularly disappears disappears into into the the bathroom bathroom for for an an hour hour or or more more with with a a stick stick of of butter, butter, and and there there is is no no more more butter butter when when he he finally finally comes comes out