How to make sponge cake

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  1.Separate the egg whites and egg yolks in two basins

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  2.Use a whisk to beat the egg whites, and then Add the fine sugar in three batches

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  3. Add the egg yolk to the milk, mix well, sift in the flour, and continue to mix.Delicate batter

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  4. Add 1/3 of the egg whites to the batter, stir evenly with a rubber spatula.Add another 1/3 and continue to stir, then pour all the batter into the whipped egg whites, stir evenly with a spatula to form a cake batter.

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  5. Stir into a smooth batter

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  6.Pour the cake batter into the cake mold, hold the cake mold with your hand and shake it gently a few times

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  7. Preheat the oven to 150 degrees for 5 minutes, put the cake mold into the oven and bake for 30 minutes