The phrase "personal favourite" refers to something that an individual likes or enjoys the most, based on their own personal preference or taste. Full definition
I'm so excited about the recipes and many of them have been personal favourites for a long time. (nourishatelier.com)
I had to to try three of each before I found my own personal favourite. (foreverfreefrom.com)
Either way, whether the novelty of its gameplay will leave you quickly or whether you find a new personal favourite, it will certain surprise you the first time around. (davidstrife7.net)