5 issues of BBC Good Food for £5
Heat oven to 200C/180C fan/gas 6. Prick the potatoes with a fork, rub with the oil and season with sea salt. Put on a baking tray and bake for 50 mins -1 hr.
Meanwhile, mix the soured cream and capers with lots of freshly ground pepper.
Allow potatoes to cool for 10-15 mins, then cut a cross in each top and pinch the base to open a little. Add a spoonful of the soured cream mix. Serve warm.