Julie Montagu aka Viscountess Hinchingbrooke. is an American from Chicago, married to the heir to the Earl of Sandwich. Really engaging and funny she makes great videos.
Luke and Julie Montagu: The duo taking up the reins at Mapperton | Great British Life
Jule Montagu, Viscountess Hinchingbrooke on maintaining Mapperton House | Tatler
You may want to experiment with a lower carb root vegetable than sweet potato.