01 -
In a 12-inch nonstick skillet, cook bacon until crisp; drain on a paper towel.
02 -
On 2 slices of bread, place 1 slice of provolone cheese, 3 slices of bacon, and 1 slice of Cheddar cheese on each. Top with the remaining bread slices.
03 -
In a shallow bowl, beat the egg, beer, flour, and chili powder with a fork until smooth.
04 -
Dip each sandwich into the batter, giving it a few seconds on each side to absorb the batter. Drain any excess batter back into the bowl.
05 -
Heat a griddle or skillet over medium-high heat (approximately 190°C/375°F). Melt the butter on the hot griddle. Place the sandwiches on the griddle and cook for 3 to 4 minutes on each side until golden brown.