Prepare ingredients as noted then thoroughly combine in mixing bowl adding in the egg last.
In a non-stick medium to small frying pan add your glug of oil followed by the pancake mixture. Add over the remaining amount of grated cheese and allow to cook over a medium to low heat for 3-4 minutes until the base starts to golden. Remove from the hob and place under a hot grill (around 200 degrees Celsius) and cook until golden on the top.
For the horseradish mayonnaise simply combine all ingredients adjusting heat to your taste.
Serve with a side of crispy fried shredded cavolo nero by frying in hot oil and soy sauce for 30 seconds.