[quidnunc]

Send them Marmite, Salad Cream and Bovril.

They'll adore yoiu for it.

[jjbrouwer]

In childhood, you are either a Bovril Boy or a Marmite Boy. In adulthood, you are either a Jack Daniels Boy or a Jim Beam Boy. Never both.

However, there may be a fair split. The Swedes can be finicky.