Holiday Breakfast Casserole with Spinach and Gruyère
I simply *have* to share this Holiday Breakfast Casserole with Spinach and Gruyère with you, before the holidays arrive, because…well…and it pains me to say this, but…. ~leans forward to whisper~ “There are a lot of crappy breakfast casserole recipes floating around out there.” (A quick aside to my intimate friends of my Fabulous Friday …