How to Make Sandwich Puff Cake?

Ingredients:
Cornmeal, Rice,Buckwheat flour in a ratio of two to one,Red bean paste, Sugar,Pumpkin, breast meat, ginger,and rice each in appropriate amounts. Initial Processing:

Mix the cornmeal and buckwheat flour evenly, mix with warm water until slightly runny, using a spoon to stir. If the room temperature is low, make sure the fermented cereal flour is well wrapped and fermented until it has large pores,
The fermentation of the cereal flour for this cake is different from that of regular wheat flour.If using pre-made red bean paste, you can add fragrance or use plain flavor. Remove the skin from the pumpkin,steam it thoroughly and press into a puree. Pound the breast meat to a fine paste and mix with the pumpkin puree. Add ginger rice, salt, and a small amount of sugar, season well, then cook in a dry pan with a little water. Keep stirring during cooking to make sure the meat is finely chopped.Preparation: Use egg tart molds, apply oil, spread the fermented cereal flour evenly on them, making the middle lower. Place the filling in the center and cover it with an additional layer of cereal flour to seal.Sweet or savory fillings can be shaped using different mold forms; if no such mold is available, use small bowls or other steaming containers instead. Once prepared, place in a pot with boiling water and steam for twenty-five minutes. Peel the pumpkin.Steam it. Press it through a sieve until smooth, pound the chicken breast into a paste, mix with the pumpkin puree, add minced ginger, salt, and a little sugar, season well, stir-fry in a dry wok with a small amount of water, continuously stirring to ensure the chicken is fine and smooth.

Preparation:
Use egg tart tins, coat with oil, spread fermented whole grain flour into them, keep the middle lower for easy filling placement, place the stuffing in the center, then cover with a layer of whole grain flour again to seal. Mold can be sweet or savory depending on your preference; if no specific mold is available, use small bowls or other steamer-friendly containers instead. Steam over boiling water for 25 minutes before serving.