If you purchase an independently reviewed product or service through a link on our website, SheKnows may receive an affiliate commission. We were first alerted to the return of these cult-favorite ...
Preheat the oven to 170C/150C fan/340F/gas 3. First make the crumble topping using the butter and flour (see secret, below). Stir in the muscovado sugar and hazelnuts. Set aside. Place the eggs, creme ...