Make this recipe a recipe that people in that category can eat. categories: ['low_sugar'], recipe: boil down the lemon juice with the salt and pepper until it has reduced to 1 tablespoon. remove from heat and immediately beat in 2 pieces of chilled butter. set over very low heat and beat in the rest of the butter, a piece at a time, to make a thick, creamy sauce. if made ahead of time, just before serving beat in hot water or vegetable stock a few dribbles at a time to reheat.

Target recipe: have your cooked eggs or fish ready on a heated dish, and have the vinegar at hand in a cruet or bottle with sprinkle-top. melt the butter in a small frying pan and let it darken to a nut-brown colour. immediately take the pan off the heat and dash in the vinegar. season it with a little salt and pepper and pour it sizzling hot over the eggs.