This research is focus on how digitalization contributes to increase operational productivity on micro, small, and medium culinary enterprises in Indonesia, with Ayam Kalasan Mas Nok as the study object. This research also analysis the effect of online food delivery, digital payment platform, and social media as ‘a tool’ to make the service more efficiently by using the customer engagement & internal business operational. By using the qualitative case study technique, the data obtained by semi-structured interview, direct observation, and digital subject analysis by customer satisfaction through comments column that already provided by the business owner. The findings show that digital technology has increased the number of transactions, expanded customers’ access, and the marketing exposure. Unfortunately, the adaption process of this ‘digital ecosystem’ has not prevalent in several terms, such are high commission rates from third parties, the absence of real time inventory synchronization, irregular social media content update, and inconsistently internet reliability. This study is also emphasized that in order of MSMEs could fully utilize the digital tool, the investment is required in the internal capacity, especially in the development of digital skills, strategic alignment, and the integration system. Furthermore, this research is also highlight the role of external vital enabler, including government policy support, accessible infrastructure facility, and collaborative networking environment that help to realize the formation of an inclusive digital transformation. This study is contribute to expand our society’s knowledge about how the traditional food MSMEs can also compete into digital operation.