Very suspicious looking.
The item id for Berry Russet in unturned is 273. You can use this ID with the commands below to spawn the item, give it to a player or buy it on a modded economy server.
Useable: Consumeable
Size_X: 1
Size_Y: 1
Size_Z: 0.3
Health: 10
Food: 10
Water: 5
Virus: 5
Vision: 20
Actions: 1
Action_0_Type: Blueprint
Action_0_Source: 1108
Action_0_Blueprints: 1
Action_0_Blueprint_0_Index: 0
Action_0_Key: Craft_Seed
ConsumeAudioClip: Sounds/EatSquishy.mp3