What is plural for la puerta

Can someone me translate this phrase: “ “hello, everyone. i am very excited to be sharing my project with you! i want to share the wonders of mexico with you! as you all know, this is a spanish class so i’ll be speaking in spanish! excuse my little slip-ups! hopefully i can show you the wonders of mexico, my fellow classmates! take a seat, relax, enjoy! take a free complimentary, churros! let us begin this wonderful journey through san miguel! ” need it for a spanish project! !