I recently had some friends over for brunch and I didn't want to make the usual pancakes and eggs. I decided to make this Tuscan Spinach Bake which reminded me of a dish we make at Christmas. What I came up with was a tall baked pie that was loaded with salty pancetta, spinach, creamy ricotta, sweet peppers and savory Fontina cheese encased in a buttery, flaky puff pastry. What made it even better was that I was able to make it ahead of time and pop it in the oven just before my company…