TRIED - The BEST Spinach, Mushroom, & Feta CRUSTLESS Quiche recipe! (not a huge fan of the frozen spinach or mushrooms, but like the egg/milk ratio and texture)
Hash Brown Quiche - Paula Deen - Oh! I just looked it over and it's gluten-free too! I make our quiche crust from cooked rice but this hash brown crust idea gives another option.
Easy easy quiche recipe ~ would probably substitute spinach for broccoli