1Mix together two tablespoons of instant coffee, a third cup of brown sugar, two teaspoons of gelatin powder, one cup of cold water, and one cup of boiling water in a bowl.
2Whisk until well combined.
3Pour mixture into a glass mug.
4Refrigerate for about 15 minutes.
5In a separate glass, mix milk and caramel using an electric milk frother until it gets creamy.
6Pour the creamy mixture on top of the coffee jelly in the mug.