More from Food The white truffle growing in the woods of Alba ... To grow, it needs a compact, marly soil and trees like chestnut, oak, poplar, linden, and more. Join us as we follow a truffle ...

Put the chestnut purée in a food processor with the sugar ... To make the topping, melt the dark and white chocolate in two heatproof bowls set over pans of simmering water until smooth, stirring ...