There is no single best way for every beginner. When I web search for "how to learn c programming", then a lot of tutorials will appear. It would be good to know what does make them "bad resource" in your opinion, so one can give a better suggestion. Also it would be good to know what your end goal with C is; systems programming? cli programming? why is Python not enough? do you want work as a C programmer somewhere?
Read a book about C, follow the examples and try to solve stuff alongside, play with the code. Take your time. And look out that its not too old, as the language and tools changed over time. Here is a suggestion: A complete and up to date open source book as downloadable PDF