Dr. Preeti joined PAU as Assistant Professor on 22.10.2019. She holds a B.Tech in Dairy Technology (Bronze Medalist, ICAR-NDRI, 2012), M.Tech in Food Process Engineering (NIFTEM, 2014), and Ph.D. in Dairy Engineering (ICAR-NDRI, Bangalore). She has served as Assistant Professor at Jain Deemed to be University from August 2018 to July 2019.

She has received several fellowships including MHRD, Nestlé India, GATE, and UGC-RGN. An active academic, she has presented at and organized national and international conferences, coordinated an ICAR-sponsored winter school (2025), and received multiple awards including Young Scientist and Outstanding Reviewer. She has published over 30 research and review papers, 12 international books, 22 book chapters, and numerous popular articles. With two published patents and AUTOCAD certification, she also serves as an examiner for Indian agricultural universities, and is an editor/reviewer for reputed journals. She is a life member of professional bodies like IDEA, USFN, InSc, and VDGOOD. She has been awarded an international fellowship to present her research globally.

Professional Accomplishments

Research Projects completed

1. Study on different drying techniques for curry leaves
2. Development of an algorithm for QR code – based processing of food products
3.   Study on production, nutritional benefits, assessment of physical properties and effects of pre-treatments on quality and shelf life of brussels sprouts

Research Publications:

1. Birwal P, Gautre D, Gunjal M, Singh J and Azad M S (2025). Development of a lemongrass-based kefir beverage and evaluation of its quality of life. S Afr J Bot 176: 37–48.
2. Birwal P, Ravindra M R, Surendra Nath B and Gajanan Panditrao D (2022). Impact of pulsed electric field treated milk on quality of paneer and khoa. Food Sci Technol Int 10(0): 1–12.
3. Birwal P, Ravindra M R, Shivaram M, Gajanan Panditrao D and Singh Azad M (2023). Effect of pulsed electric field treated on quality of curd. Food Sci Technol Int 30(8): 731–740.
4. Deshmukh G, Birwal P, Datir R and Patel S (2017). Thermal insulation materials: A tool for energy conservation. J Food Process Technol 8(4): 8–11.
5. Birwal P, Deshmukh G, Saurabh S P and Pragati S (2017). Plums: a brief introduction. J Food Nutr Popul Health 1(1): 1-5.

Awards and Recognition:

• Awarded for “WOMEN SCIENTIST AWARD” in the “5^th International Conference on Advances in Agriculture Technology and Allied Sciences (ICAATAS 2022) on June 4-5, 2022 (In Hybrid Mode)” being organized by the Society of Agriculture Research and Social Development, MS Swaminathan School of Agriculture, Centurion University of Technology and Management, Paralakhemundi, Odisha and Association of Rice Research Workers (ARRW), NRRI 
• Awarded “OUTSTANDING SCIENTIST AWARD”, by VDGOOD professional Association, India in the 7th International Scientist Awards on Engineering, Science, and Medicine held on 04 & 05-July-2020 in Coimbatore, India
• OUTSTANDING REVIEWERof the Month (November 2019) Current Research in Nutrition and Food Science. 
• Director’s Bronze Medal for securing 3rd Rank, by NDRI, 2012.
• Rajiv Gandhi Fellowship (UGC- 2015) for Doctoral Degree in 2015-2018