01 -
Place the chicken breast in the freezer for 30-45 minutes to firm up for easier slicing.
02 -
Preheat oven to 400°F (200°C). Butter the interior of hoagie rolls, sprinkle with garlic powder, and arrange on a baking sheet in a single layer.
03 -
Remove chicken from freezer and slice as thinly as possible, then chop into smaller pieces (1/4 to 1/2-inch). Season with garlic powder and salt.
04 -
Heat a large skillet over medium-high heat. Melt 2 tablespoons of butter, then add onions and jalapeños. Sauté for 7-8 minutes until onions have softened and are slightly translucent. Transfer to a bowl, cover, and set aside.
05 -
Bake the prepared hoagie rolls for 5 minutes until lightly toasted.
06 -
Add the seasoned chicken to the hot skillet, increase heat to high, and cook for 5 minutes, tossing occasionally, until slightly browned and cooked through.
07 -
Reduce heat to medium, add another tablespoon of butter to the skillet and cook until melted. Pour in Frank's RedHot sauce and stir until chicken is thoroughly coated.
08 -
Top the chicken with Provolone cheese slices and cook until melted.
09 -
Use a spatula to transfer the cheesy chicken mixture to the warmed hoagie rolls. Top with the reserved onion and jalapeño mixture.