1. Mix the sugar and flour evenly
2. Put the milk in the microwave and heat it up slightly. The temperature should not be too high, which will affect the yeast activity. Dissolve the yeast in warm milk and let stand for a while
3. Pour the yeast milk liquid into the flour, knead it and ferment to double the size
4. Boil green beans and corn kernels in a pot
5. Bacon chopped
6. The fermented dough is taken out and rolled into a round dough sheet
7. Trim the shape of the cake embryo according to the shape of the mold, and remove the excess part
8. Trimmed biscuits
9. Brush the pizza pan with corn oil
10. Put the dough into the pizza pan
11. Roll the remaining dough into a strip to wrap the ham
12. Let stand for about five minutes
13. Cut into 2 to 3 cm pieces
14. Brush the edge of the pizza with a layer of water, and place the ham section on the dough
15. Use a fork to pierce some small holes on the surface of the dough
16. Brush with pizza sauce
17. Sprinkle a layer of mozzarella
18. Spread half of the bacon chopped
19. Spread corn kernels and green beans
20. Spread the remaining bacon on top
21. Sprinkle another layer of mozzarella
22. Brush the edge with a layer of egg liquid
23. Preheat the oven up and down to 180 degrees, put it in the oven and bake for 20 minutes, until the mozzarella cheese is melted and colored
24. Finished product
