A comma will not do! The sentence is missing a word. I suspect the proper word would be "for". It should read, "I like cooking "for" my family and my pets." The poster, as it is, is not a good advertising venue for the company or the school.
True. The most true pin ever pinned. I'm so guilty of this and the I get the "are you serious!?" Look from my husband and then he says," from now I'm force feeding you before letting you into any store with food". Lol