I have tried to make a number of quiches in the last few months and have yet you have one that came out really good. The first one was made with eggs, ham, mushrooms and condensed milk (I know but that was the recipe). It came out fine, but it was so sweet I felt like I was eating desert.
Wow, I've seen evaporated milk in a quiche recipe, but not condensed.
The recipe I use as a basic starting point is here, but as often as not, I grate the cheese and mix it in; otherwise, I find the layered textures a little off. Also, I often use four eggs rather than three: