INGREDIENTS
6 tbsp
butter, plus more for baking dishes
coarse salt and ground pepper
1 lb
penne rigate
1 tsp
olive oil
2
boneless, skinless chicken breast halves (8 ounces each), halved horizontally
1/2 cup
plus 2 tablespoons all-purpose flour (spooned and leveled)
4
garlic cloves, minced
6 cups
whole milk
10 oz
white mushrooms, trimmed and thinly sliced
1/2 cup
oil-packed sun-dried tomatoes, drained and thinly sliced
1 1/2 cups
shredded provolone (6 ounces)
1 cup
finely grated Parmesan (4 ounces)