
Ingredients 2 egg whites, room temperature Pinch of meringue powder (optional) 2 drops of white vinegar (optional) 2 egg yolks, room temperature 75 grams confectioner’s sugar (this was the only thing I weighed, but it should be around 1/2 cup + 1/8 cup of sugar) 1/2 tbsp water 1/4 cup butter melted and slightly cooled…