Fold in the cooked kale and season to taste. Put the lid on while you make the brown butter and warm a serving dish. Put a small heatproof jug by the hob. Melt the butter in a heavy-based saucepan ...
Also known as buerre noisette in French, brown butter is made using a French cooking technique that once you learn, you'll never stop using. Although butter is always delicious, brown butter is ...