Gently melt the butter in a heavy saucepan while you peel and finely slice the celeriac. Add the celeriac to the butter with a pinch of salt and the chopped…
For the biscotti. Pre-heat the oven to 200ºC (180ºC Fan) and sieve the sugar, baking powder, salt and flour into a large glass bowl, followed by the shelled pistachios and…