Voon, B., Nillian, E., Mahatmanto, T., Sunarharum, W. B., & Prananto, Y. P. (2026). Valorisation of Sarawak Liberica coffee cascara and spent grounds: GC-MS profiling and prototype development of tea and soap . Canrea Journal: Food Technology, Nutritions, and Culinary Journal, 9(1), 102–117. https://doi.org/10.20956/canrea.v9i1.1960