Gather ingredients and heat Quattro to medium-high heat
Salt and pepper both sides of chicken breast
Put chicken directly onto Cast-Iron Grill Grate insert and grill for about 5 min on each side
Bring water to a boil in Cast-Iron Kettle insert to prepare it for cooking the pasta
Flip the chicken and cook for about 5 min or until chicken registers 165 degrees on instant read thermometer in center of chicken
When chicken is finished, remove from grill and place to side to let cool
Change the Grill Grate insert and replace with Wok insert. Heat to medium-high heat
Add butter to Wok insert
Add garlic
Add flour
Add milk
Add cajun seasoning and stir
Add yellow peppers
Add red peppers
Add onions and stir. Cook 10 min
Slice chicken into thin slices
Add mushrooms. Cook 5 min
Add parmesan cheese and let simmer until cheese is melted
Add chicken slices and stir mixture
While mixture is simmering, check pasta water in Kettle insert
Add linguine to Kettle
When pasta is cooked, remove from Kettle and place in serving dish
Pour cajun chicken mixture over pasta
Garnish with parsley and serve