have you go to traditional market? well, i acompanny mom go there. i found traditional jamu maker inside. look at the plastic bottle she have. look how she combine the ingredients into jamu.
jamu is indonesian herbal that known as one of health drink. you have to try. some taste bitter, but beras kencur and gula asem taste nice ;)
nb: i also founnd teplok here. the sandal made by wood. very traditional