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Journal : agriTECH

The Effects of Roasting Time of Unfermented Cocoa Liquor Using the Oil Bath Methods on Physicochemical Properties and Volatile Compound Profiles Nurhayati Nurhayati; Francis Maria Constance Sigit Setyabudi; Djagal Wiseso Marseno; Supriyanto Supriyanto
agriTECH Vol 39, No 1 (2019)
Publisher : Faculty of Agricultural Technology, Universitas Gadjah Mada, Yogyakarta, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (58.768 KB) | DOI: 10.22146/agritech.33103

Abstract

This study aimed to measure the effect of roasting time on physicochemical properties and volatile compounds of unfermented cocoa liquor roasted with an oil bath method. Physicochemical properties (pH, temperature, and color), flavor, and volatile compounds were analyzed. The results showed that the longer the roasting time the higher the unfermented cocoa liquor’s temperature, °Hue, and ΔE value, but lower pH and L value. There were 126 volatile compounds obtained by various roasting time, identified as pyrazines (12), aldehydes (16), esters (1), alcohols (31), acids (15), hydrocarbons (11), ketones (19), and others (21). At 15, 20, and 25 minutes of roasting time, 69, 74, and 67 volatile compounds, respectively, were identified. Volatile compounds’ profiles were indicated to be strongly influenced by roasting time. The largest area and highest number of compounds, such as pyrazines and aldehydes, were obtained at 20 minutes, which was also the only time the esters were identified. As well as the time showed a very strong flavor described by panelists.
Co-Authors -, Baharuddin -, Ibrahim - -, Mintasrihardi - Abdul Wahab Abi Adit Nusgia Adhawati, Laela Adi Gunawan, Adi Adi Saputrayadi Adiansyah, Joni Agum Muladi Agus Herianto Ahmad Fathoni Ahmad Jupri Ahmad Kutbi Rais ALUH NIKMATULLAH Apriyanto, Mulono Arif Wijaya Ariyanto Ariyanto Ariyanto Ariyanto Artiningrum, Novitaa Tri Aryan Perdana Putra Asmawati Asmawati Asmawati Asmawati Asrul Huzair Azhari Azhari Azhari Burhanuddin Burhanuddin Desy Syafitri Deviana Mayasari Dining Aidil Candri, Dining Aidil Djagal Wiseso Marseno Djagal Wiseso Marseno Erni Romansyah Fathul Rakhman Fathuryani Fathuryani Fitriyah, Andi Tenri FMC Sigit Setyabudi Gunadi, Putu Eka Hafiz, Abdul Harry Irawan Johari Hasanto, Rizki Primaditya Hasri Kusuma Wardi Hasri Kusuma Wardi Hety Maesaroh Hirsan, Fariz Primadi Ibrahim Ibrahim Ibrahim Ibrahim Ibrahim Ibrahim Ibrahim Ibrahim Ibrahim Ibrahim Ibrahim Ibrahim Ibrahim Ida Wahyuni Irfan Irfan Irma Setiawan, Irma Johari, Harry Johari, Harry Irawan Joni Safaat Adiansyah Junaidi Am Kadek Rantawan Kamaluddin Kamaluddin Karyanik, Karyanik Khosiah Khosiah Kurniasih Sukenti Kurniawati, Ety Kutbi Rais, Ahmad Lailatul Rajai Lestari, Dinda Propita Lusi Hardianingsih M. Hamam Nasiruddin M. Saleh M. Sobry Mahsup Mahsup Mahsup, Mahsup Maliq, Nina Mardiyah Hayati Marianah Marianah Marianah, Marianah Marianah, Marianah Mas,ad, Mas,ad Matrani, Bedy Matrani, Bedy Fara Aga Maya Sari Mintasrihardi, Mintasrihardi Muanah, Muanah Muh. Hidayatur Rohman Muhammad Jahidin Muliatiningsih Muliatiningsih murdiah, murdiah Mursal Ghazali Mursal Ghazali Mursal Ghazali Novi Yanti Sandra Dewi Nur Annisa Istiqamah Nur Indah Julisaniah Nurin Rochayati Nurjan, Fatman Nurul Huda Palahuddin, Palahuddin Pazila, Baiq Dinda Aluh Putri Rahman, Fatuh Rakhman, Fathul Ratri Retno Utami RINA KURNIANINGSIH Risqa Rabbani Rizki, Anis Syakiratur Salikin Salikin Saputrayadi, Adi Sari, Desy Ambar Septi Falensia Haris Setyabudi, Francis M.C. Sigit Sinta Muhardini Sintayana Muhardini Siti Hasanah Sri Rejeki Suhairin, Suhairin Suherman Suherman Sukuryadi Sukuryadi Sukuryadi, Sukuryadi Sunarpi Sunarpi Supriyanto Supriyanto Supriyanto Supriyanto Suryadi Syirril Ihromi Syirril Ihromi, Syirril Tanwirul Millati Wiwit Bayu Adi Yeni Sulastri Yeni Sulastri Yeni Sulastri Yulianto Suteja Yusdianto Yusdianto Zuliawan, Ikbal