I used to buy a beetroot and horseradish sauce manufactured by a firm called Marela

[gollob]

Does this firm still exist today, or doother firms produce a simlar product.

[cathfromsaron]

http://www.allotment....d-horseradish-pickle/

can't see any sign on the net, but here's a recipe ...

[EcclesCake]

It's a popular relish in Poland. You will find it in your local Polish Deli and some branches of Tesco also sell Polish foods in their World Foods aisle.