A lot of people have changes in their sense of smell after contracting covid. It will be interesting to see if the “soap” taste comes back to you eventually.

https://healthcare.utah.edu/healthfeed/2022/09/change-smell-after-covid-19-infection-what-you-need-know

https://www.ama-assn.org/about/publications-newsletters/loss-smell-post-covid-how-severe-it-and-how-long-can-it-last