01 -
Melt butter in a pan over medium heat. Stir in brown sugar and corn syrup until everything's smooth and blended. Dump this sweet mixture into a greased 9×13-inch pan and spread it around the bottom.
02 -
Cover the caramel layer completely with a single row of challah or brioche slices.
03 -
Grab a big bowl and beat together eggs, half-and-half, vanilla, cinnamon, and salt until mixed well. Pour this all over your bread, making sure every bit gets soaked.
04 -
Wrap the dish tight with plastic and stick it in the fridge for at least 8 hours or just leave it there overnight so the bread can soak up all that good stuff.
05 -
Heat your oven to 350°F (175°C). Take the dish out and let it warm up for about 20 minutes. Cook it uncovered for 35-40 minutes until it's golden on top and firm in the middle.
06 -
Scatter granulated sugar all over the top. Brown it with a kitchen torch until it's golden and crisp, or pop it under a hot broiler for 2-3 minutes. Watch it closely so it doesn't burn.
07 -
Let it cool a bit before cutting. Serve it while it's still warm with stuff like maple syrup, fresh berries, powdered sugar, or a dollop of whipped cream.