Cheesy Chicken and Broccoli Whole Wheat Pasta

INGREDIENTS

8 oz

{DeLallo short whole wheat pasta|http://www.delallo.com/catalog/organic-whole-wheat-pasta], such as fusilli or penne

4 cups

broccoli florets

2 tbsp

butter

3 tbsp

all-purpose flour

2 cups

low-fat milk

1 tbsp

whole-grain mustard

kosher salt and freshly ground black pepper

1 1/2 cups

shredded fontina cheese

1/2 cup

grated parmesan cheese, plus more for garnishing

2 cups

shredded, cooked chicken breast