Kahlua Homemade

Combine water and instant coffee in a pot; bring to a boil. Stir light brown sugar and dark brown sugar into coffee reduce heat and simmer stirring every 15 minutes for 3 hours. Remove from heat and cool completely.

Pour coffee mixture into a clean large glass jar. Add grain alcohol vanilla extract and vanilla bean; cover with a tight-fitting lid. Let sit in a dark place shaking occasionally for 1 month. Divide into bottles leaving a piece of vanilla bean in each.