Preheat oven to 375°; heat 1 tbsp oil in skillet over med-high; pat chicken dry, season with salt/pep + cook 4-6 min per side until fully cooked, no pinkness remains + internal temp is 165°

Slice 2 buns in half lengthwise + spread each bun with 2-3 tbsp sauce; divide chicken + ½ cup cheese among buns + close the lid

Place 2 large pieces of foil on a sheet pan + oil the foil; add sandwiches to center of foil, bring the long edges of foil together + roll to seal, leaving 1-inch of space above ingredients; repeat with side ends of foil; bake 5-7 min until hot, crispy + cheese is melted