"I'm fine, and my hips are fine. My false knee is fine. My false hips are fine. Everything's cooking"

In this quote, Liza Minnelli is revealing that she remains in good health. She is emphasizing that her hips, false knee, and false hips are all operating correctly. This is likely a referral to her having gone through hip replacement surgical treatment in the past. By stating that "whatever's cooking," she is communicating that she is feeling good which her body is functioning as it should. This is a favorable and uplifting message that she is sending out to her fans and fans. It is a suggestion that even when faced with health problems, it is possible to stay favorable and to keep going.