Hopjesvla (Coffee-Caramel Custard)

Hopjesvla tastes of a very specific Dutch afternoon: strong coffee, burnt sugar, and the little brown sweets that sit in a dish by the door in The Hague. It is vla for adults — the same cool, pourable custard, but coloured the deep brown of stewed tea and carrying the bittersweet edge of a caramel taken almost too far. Poured over a plain vanilla vla, it makes one of the country's best two-tone desserts.

A sweet with a baron's name

The hopje was born in The Hague around the turn of the nineteenth century, and Dutch confectionery has told the story ever since: a coffee-loving nobleman, Baron Hop, and a candymaker who caught his habit in a hard toffee of coffee and burnt caramel. The sweet became a Hague institution, and its flavour spread outward — into liqueurs, biscuits, and above all into vla, where the dairy softens the burnt edge into something you can eat by the bowl. Hopjesvla is that flavour poured, the sweet dissolved back into the milk it came from.

Caramel to the brink

The one demanding step is the caramel, and the instinct to pull it early is exactly the one to resist. A hopje is defined by its near-bitterness — sugar cooked to a deep, smoky amber, right up to the line where it would turn acrid. Take it there, then stop it with hot coffee, which both dissolves the caramel and deepens the roast. From there it is ordinary vla-making: temper the yolks, thicken gently, and stop while it still pours.

The difference between toffee and a hopje is one shade darker on the caramel — and the nerve to go there.

Serve it cold in small glasses, or layered over vanilla vla with a spoon of whipped cream, so each mouthful runs from bitter coffee to sweet vanilla and back.