Granny Charlotte’s Chocolate and Chestnut Mousse Cake

This recipe is adapted from something my grandmother made for my 28^th birthday. She lives in the French Pyrenees and had collected fallen chestnuts that morning while walking the dog in the forest. It was of a magic, mousse-like texture that disappeared from your mouth as you ate it, leaving behind only the delicate flavour of chestnuts, forest floor and rum.

Granny didn’t use a recipe for this cake, she just knew what to do. I suppose that’s what 70 year