Simplify the following text for a Grade 5 native English-speaking person.
Original: Typically , different types of black tea , green tea , or even coffee can form the basis of this beverage . The most common black tea varieties are Oolong and Earl Grey , while jasmine green tea is a mainstay at almost all tea houses .
Simplified: Green tea can be used instead of black tea or extra things such as honey , coffee or cocoa can be added .