Top 100 Five-Ingredient Dinners

Made this many times with no change in any of the ingredients or preparation. The only thing different is I bake it once assembled instead of chilling. It's a delicious breakfast casserole that I come back to again and again.

could 1/4 water be replaced with 1/4 cup of cream

I added a tbsp of orange zest in addition to lemon zest. ??