01 -
Grease a 9×13 inch casserole dish.
02 -
Add the bread chunks to a large bowl and set aside.
03 -
In another large bowl, whisk together the eggs, milk, cream, sugars, vanilla extract, and ground cinnamon.
04 -
Pour the egg mixture over the bread chunks and add the chopped bananas, then gently stir to combine everything.
05 -
Pour the bread mixture into the prepared casserole dish and spread evenly. Cover the dish and store in the refrigerator overnight.
06 -
Preheat the oven to 350°F (176°C). Bake the casserole for about 35–40 minutes, or until it reaches your desired level of doneness.
07 -
While the casserole bakes, combine the dry ingredients for the streusel (flour, brown sugar, and cinnamon) in a bowl. Add the butter and mash into the mixture until it becomes crumbly.
08 -
When the casserole is nearly done, remove it from the oven and crumble the streusel over the top.
09 -
Return the casserole to the oven and bake for about 5 minutes, or until the streusel is melted over the top.
10 -
Serve the casserole warm with syrup.