Ingredients? Egg yolks 3? Egg white 3? Milk 30g?Oil 30g?Sugar 50g(15g to milk 35g to egg whites)? Lemon juice or vinegar, a few drops? Salt 0.5g?How to make hot egg sponge cake? Milk, oil, sugar mix and heat until the sugar melts and cook that is removed from the heat and slightly cooled to about 70 degrees Celsius, sifted into the low gluten flour and salt and mix well until there is no dry powder standby. Add lemon juice or vinegar to the egg whites and beat until foamy, then add sugar in three batches and beat until 90 minutes. Whip the egg yolks, lift the droplets of the lines will not disappear immediately can be, the beginning of the beat can be separated from the hot water to beat more easily whipped. Mix the whipped egg yolks and egg whites together by cutting and mixing. Take a tablespoon of the mixture and mix it well with the hot batter, then pour it back into the egg white dish. Mix well with cutting method to form a smooth batter, do not stir in circles, it will be foamy, the cake will not grow. Put a piece of greaseproof paper on the bottom of the mold, pour the batter into the mold and shake out the big bubbles. Into the preheated oven in the middle layer, 165 degrees baked 50 minutes (each family's oven temperature is different fire time to adjust their own) out of the inverted buckle completely cooled before removing the mold.