Ingredients:
1/6 sticks of salted butter
one teaspoon of brown sugar/yellow sugar
one glass of cream soda
whipped cream (optional)

instructions:
1. melt the salted butter in a saucepan , add the brown sugar/yellow sugar to the melted butter , mix well( until the sugar melted and blended into the butter)
2. pour the mixture into the glass of cream soda , mix well
3. put the glass into the fridge (if you want to make hot butterbeer , you can skip this step)
4. add whipped cream on top (optional)
5. finished