Cooking the Comments | Rhubarb Crumble 🇬🇧 Filling Ingredients 500g rhubarb 100g caster sugar 1 tbsp plain flour 1 tsp vanilla extract Crumble Topping 140g plain flour 70g cold unsalted butter, cubed 70g light brown sugar 35g rolled oats ¼ tsp fine sea salt Custard 3 egg yolks 40g sugar 1tsp cornstarch 1.5 cups milk vanilla extract pinch of salt #cooking #recipe #crumble #rhubarb #britishfood