Ingredients: 2 egg yolks 20-gram milk 10-gram vegetable oil ¼ tsp. vanilla essence 30-gram all-purpose flour 3 egg whites 1 TSP vinegar 40-gram fine sugar Directions: In a bowl, whisk 2 egg yolks, milk, and vegetable oil. Add vanilla essence and all-purpose flour continue mixing till light and foamy. In a separate bowl, whip the 3 egg whites, vinegar, and fine sugar to soft peaks an electric beater on medium-high speed, 3 to 4 minutes. Fold the white into the batter. Now let’s heat a nonstick pan over medium heat and grease a nonstick pan with cooking oil spray or a little vegetable oil. Put the batter in a piping bag, cut off the bottom of the piping bag and pour batter onto the pan to form a pancake of whatever size you like. Add a few drops of water to the pan, so t