01 -
Start by heating your oven to 250°F. This will keep your French toast warm while you finish cooking all the slices.
02 -
In a large shallow dish, whisk together the eggs, milk, vanilla, salt, cinnamon, and allspice until well combined. This custard mixture will give your French toast its rich flavor.
03 -
Place as many slices of challah as will fit in the egg mixture and let them soak for 5 minutes, making sure to flip them halfway through so both sides absorb the custard evenly.
04 -
Heat 1 tablespoon each of butter and oil in a large skillet over medium heat. Add the soaked bread and cook for 2-3 minutes per side until golden brown with crispy edges. Add more butter and oil as needed for remaining slices.
05 -
As you finish cooking each batch, transfer the French toast to a baking tray and keep it warm in the preheated oven while you cook the remaining slices.
06 -
In a small skillet, melt the butter for the topping. Add the brown sugar and stir until it dissolves into a bubbling caramel sauce.
07 -
Gently add the banana slices to the caramel, stirring carefully to coat them in the sauce without breaking them. Sprinkle with a pinch of cinnamon for extra flavor.
08 -
When the bananas are just warmed through, remove your French toast from the oven and arrange on plates. Pour the hot bananas foster mixture over the top and serve immediately.