You can find the cake in your inventory under 'Precious Items' - the option on the right.Clicking 'use' on the cake gives you a Fragile Resin, an item which replenishes yourOriginal Resinby 60. Don't worry thoug
What does Genshin give on your birthday? Your gift, Cake for Traveler, opens up to reveal two Fragile Resin, which restore 60 Original Resin each. Original Resin is used to get rewards from Abyssal Domains, Leyline Blossoms, and some bosses. You don't have to claim this item on your ...