1. I received the recipe for completing the Tree within a tree quest received in Antonica at the oracle tower. The recipe book was called Gift of the Golden Acorn
2. With Update 24, the recipe stands as follows:
Main ingredient: Raw Steppes Mountain Bean
Build Components: 1 Raw Gold, 1 Belladonna Root, 1 Cherry Kindling
3. Level = Artisan Level 9
4. Product: This recipe still produces four levels of products (bland through delectable). A delectable golden acorn has the following characteristics:
Level = 30
Satiation = Superiod
Duration = 1 hour 44 minutes
Slot = Food
Effects = Increases Out-Of-Combat Health Regeneration per Tick of target by 53.