Internal upgrade method
You must join all three heroines before you can be promoted.
Upgrade conditions: the number of recipes required for upgrade refers to recipes that do not need ingredients.
The first level: 5,000 texts and 5 recipes, which takes a day.
The second level: 10000 texts and 10 recipes, which took two days.
The third level: 50,000 texts, 14 recipes, which takes three days.
Band 4:100000 texts, 16 recipes, which takes four days.
Level 5: 200,000 articles, 20 recipes, five days.
If you meet the upgrade requirements, a smiling face will appear after closing time, and you can choose whether to upgrade immediately.