Would you happen to have the recipe and are you willing to share it with us?
It was brilliantly simple. I think it was from Silvia De Pou's Mujer 2000. The trick is in getting the caramelization just right.
That's the texture and the look of the caramelization that she got.
http://3.bp.blogspot.com/_RxkMyZVJn...CA9mrBf4/s1600/textura+flan+cremoso+queso.jpg