1. Wash the oranges with salt, and wipe off the dander with a wire grater. Just the yellow part.
2. Peel the oranges to remove the pulp, puree the oranges with a cooking stick, or crush them with a spoon.
3. Separate the egg yolk from the egg white, add oil to the egg yolk, sugar, and orange pulp and mix well.
4. Mix the egg yolk batter with the cake mix evenly.
5. Add orange zest into the batter and mix well.
6. The egg whites are added with sugar and beaten. At this time, the oven can be preheated to 170 degrees.
7. Add the egg whites to the egg yolk paste in portions, stir and mix well. Pour into a preheated baking pan and heat to 170 degrees for 20 minutes.
8. Let it cool and cut into pieces.
9. Finished picture. The body of the cake is golden in color, soft in taste and rich in fruit aroma.
