Treacle Tart

This is a classic tart from the childhoods of many. Traditionally the tart is made with golden syrup and flavoured with lemon zest, sometimes with a hint of ground ginger, but when I was a child it was literally made with thick black treacle, just like its name. When offering thin slices with whisky, I often revert to my childhood recipe of combining treacle and syrup and add a twist of orange zest, but you can just stick to golden syrup if you prefer. Both work well with the big and bold s