Whether it's what you put in your homemade quiche, what your bff puts in his/hers, or that restaurant or grocery you go to simply for the quiche...what do you like? Fillings? Crust? Topping? On the side?
My default homemade quiche has onions, garlic, spinach, and mozz/cheddar cheese. Some new inspiration would be nice, however exotic or not.