In a medium pot, add water, grated ginger, cinnamon stick and salt. Bring to a boil on medium heat. Add in your peanuts and ginger powder. Cook for 15 mins.
Remove the cinnamon stick and add in the brown sugar. Cook for 15 mins, stirring frequently.
Reduce to medium low and add in the vanilla. Cook for about 2-3 minutes until most of the liquid is reduce and the syrup is sticky and stretches like taffy.
Quickly scoop out large spoonful's and drop it on a parchment paper to set. Work fast, as the syrup will harden as it cools.
Let the peanut drops cool and set completely at room temperature, about 30 minutes.