Tofu, fungi, eggs. According to the introduction of official website's "Youth in the Prosperous Age" game, it is understood that "Youth in the Prosperous Age" is a pure national style palace mobile game, and making food can enhance the character's goodwill. Every food needs corresponding ingredients to make, and the formula for making a product of tofu is tofu, fungi and eggs. In "Prosperous Youth", players can unlock the cultivation method of harem, and improve the character's goodwill by dressing up, upgrading and doing tasks.