Potato Tian with Caramelized Onions and Parmesan AND the Giveaway Winner

I was recently sent some wonderful little potatoes from Tasteful Selections to try. Since I am originally from Idaho, it only makes sense that I love, love, love potatoes! I received two bags, one of a mixture of yellow, red, and purple baby potatoes and one bag of purple passion potatoes. I was especially excited to try the purple potatoes because I have never tried them before. I decided to