How Long to Cook Classic French Toast (Custard-Soaked Brioche) in the cast iron
Specification: 3/4-inch brioche or challah bread slices, soaked 20 seconds per side in custard, cooked in butter
3-Step Execution Protocol
Heat cast iron skillet over 350°F (177°C) until lightly smoking. Prepare classic french toast (custard-soaked brioche) (3/4-inch brioche or challah bread slices, soaked 20 seconds per side in custard, cooked in butter).
Cook for 6–8 mins. Flip at the 3-minute mark for even browning.
Golden caramelized exterior crust, custard puffed and cooked through without soggy bread center. Confirm internal temperature reaches 160°F (71°C) custard set. Rest for 1 minutes before serving.
USDA Egg Safety Guidelines (160°F cooked custard); America's Test Kitchen Diner-Style French Toast Guide.