Preparation: mix low powder, cocoa powder, baking powder and sift evenly. Butter melts.
Practice:
1. Add sugar to the egg, mix with a little salt, pour in milk, mix well, add powder and stir until there is no particle.
2. Pour in the melted butter and mix well. Pour into the mold.
3. Preheat the oven, 150 degrees for the upper tube, 170 degrees for the lower tube, and 15 minutes for the middle layer. After being discharged from the furnace, it can be back buckled and demoulded.
The eggs are two smaller ones, which can meet both the nutritional needs and the taste.