The existing answers are too complicated. Simply put: three ones: one side and two sides, one egg, according to this ratio. Beat the eggs in the sugar until the sugar is completely dissolved, then add the flour and stir until there is no pimple. An appliance for putting water and steamed cakes in the rice cooker. The utensils should be clean and coated with cooking oil to prevent sticking to the bottom. After the water boils, continue to steam for 20 minutes. In fact, it is a bit sweet according to this ratio, but everyone can understand and remember that sugar can be put less in actual operation. This is the simplest cake. Adding milk can make the cake delicious. Do it yourself