Cheesy polenta with boudin noir, cured duck egg yolk and caramelised apples

By Matt Tebbutt From Saturday Kitchen Ingredients For the cured duck egg 2 duck egg yolks 100ml/3½fl oz light soy sauce 50ml/2fl oz cider vinegar 1–2 tsp caster sugar For the boudin noir and caramelised apples dash oil 2 x …