Does anyone know how to make SITC snack layer cake fruit (lasagna)?

Materials 1. 500 grams of gluten-free flour, 40 grams of sugar, baking powder 8 grams, 20 grams of salad oil, 20 grams of butter, 8 grams of yeast, water 250 ㏄,2..咸蛋黄6个，椰子粉60公克，奶油30公克，refined milk 50 grams, shredded green papaya moderate, shredded red papaya moderate

Practice 1. 1 material 1 mixing and kneading into a dough, covered with plastic wrap Let it rest for 40 minutes.

2. Bake or steam the salted egg yolks, then chop them up and mix them with the other ingredients in Ingredient 2 for the filling.

3. Shape the dough into a large sheet, about 30×60 centimeters in size, and spread the filling in the center, folding one side over the other.

4. Spread another layer of filling and fold the other side to form a long sheet.

5. Spread the other half of the sheet with the filling, fold it over and press it down firmly, dip the top layer in a little water, and sprinkle it with shredded papaya.

6. Put a piece of white paper on the bottom of the steamer, place the lasagna in the steamer, and steam for 30 minutes over medium heat.