01 -
Melt butter in a saucepan and mix with brown sugar and corn syrup until smooth. Spread evenly in a greased 9×13-inch baking dish.
02 -
Arrange the sliced brioche or challah bread over the caramel in a single layer.
03 -
In a bowl, whisk together eggs, half-and-half, vanilla extract, ground cinnamon, and salt. Pour the mixture evenly over the bread slices.
04 -
Cover the baking dish with plastic wrap and refrigerate for at least 8 hours or overnight.
05 -
Preheat the oven to 350°F (175°C). Remove the plastic wrap and bake uncovered for 35-40 minutes, or until the dish is golden and set.
06 -
Sprinkle granulated sugar evenly on top of the baked French toast. Use a kitchen torch or broiler to caramelize the sugar until golden and crisp.
07 -
Slice and serve warm with your choice of optional toppings such as maple syrup, fresh berries, powdered sugar, or whipped cream.