Boil a large pot of unsalted water + gently loosen fusilli with hands; carefully place in water + boil 2-3 min until al dente, then drain

Meanwhile, 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°; remove chicken from pan + slice into bite-size pieces

Wash peppers, cut off stem + discard seeds, then cut into bite-size pieces; heat 2 tsp oil in skillet over med-high, add peppers to pan, season with salt/pep + sauté 4-5 min or until tender; add ½ cup sauce, chicken + warm 1-2 min

Toss pasta with sauce + chicken; divide to plates