What type of beverage does Mr. Raymond have in his paper sack?

Coca- Cola is the type of beverage that Mr Raymond have in his paper sack.
Mr Dolphus Raymond is known as the town drunk because he always carries his drink in a paper sack and tends to sway a bit in his walk pretending to be drunk. Dill and Scout ran into Mr Raymond when running from the court house. Mr Raymond then offers Dill a sip of his drink. Scout is worried but Mr Raymond says to Dill that the drink will make him feel better.

After taking a sip, Dill discovers that Mr Raymond was only hiding a bottle of Coca – Cola in his infamous paper sack. Mr Raymond went on to explain some reasons for his odd behaviour (pretends to be drunk) to the children.