Also, keeping the publishing logo as not food-specific will leave the door open to publishing other types of books in the future, rather than having the publisher logo only tie to food/cooking.
Let me know if you would like to see any different color variations of any of my entries, and I will provide them for you.
Here is a little bit of a different take on the heart idea: similar to a necklace where each best friend (or sister) would hold a half of the entire whole heart.