Preheat the oven to 400F.
Spray a 10 cup bundt pan with nonstick spray
In the bundt pan, layer the cubed bread.
Top with a layer of potatoes.
Next add the ham, spinach, and green onions.
Add half the cheese.
In a large bowl, combine the eggs, milk, cream, and seasonings.
Whisk to combine.
Pour the egg mixture of the layers and top with remaining cheese.
Bake uncovered for 40-50 minutes or until a knife inserted comes out clean.
Remove from the oven and let sit for 5 minutes.
Cover with a flat plate and invert.
Take cake pan off and slice. Enjoy!