Waste Material for Cultivating Immortals: How to Open a Restaurant Without Some Plug-Ins?

(A long-sighted host + a lack-sighted system + the Holy Mother + the cook + hook + fantasy) Wang Fusheng, a cook on earth, traveled through the world of immortality, but was born with a broken vein and was unable to practice. I accidentally awakened the system, but the system was always unreliable, and it unexpectedly fell off and went to find a new owner. And during each experience, I discovered that my parents were actually Tongtiandai! Moreover, they want to sacrifice me to save the world?