Spoon the marmalade into the canning jars, leaving 1/4 inch of space at the top and screw on the lids. Using canning tongs, lower the jars into a large pot of boiling water and boil for 15 minutes.

I can't think why Richard Curtis hasn't made a film about it (yet)." Each jar of marmalade is tasted at the "'Saltburn'-esque house" in the Lake District National Park by a panel of expert judges.

I can't think why Richard Curtis hasn't made a film about it (yet)." Each jar of marmalade is tasted at the "'Saltburn'-esque house" in the Lake District National Park by a panel of expert judges.