Step 1

Cut the brioche inch cubes, and spread across the baking pan.

Step 2

Make the custard by whisking the eggs, half and half, sugar, cinnamon, nutmeg, orange zest, and vanilla together.

Step 3

Pour the custard over the bread, cover with plastic wrap, and let it sit in the fridge over night.

Step 4

Next morning take the casserole out of the fridge at least 30 minutes before you start cooking.

Step 5

Preheat oven to 350º, and bake for 45 minutes to 50 minutes, uncovered. Remove it from the oven and let it rest, tented, for about 30 minutes.