Lemon Ricotta Parmesan Pasta with Spinach and Grilled Chicken

INGREDIENTS

1 lb

grilled chicken breasts (, sliced into strips*)

1 lb

dry linguine (, fettucine or spaghetti)

Salt and freshly ground black pepper

1 cup

reserved pasta water

6 oz

fresh baby spinach (, steamed just until beginning to wilt)

2 tbsp

extra virgin olive oil

1 1/2 tsp

lemon zest

2 tbsp

lemon juice

1 1/2 cups

part skim ricotta

1/2 cup

finely shredded parmesan (, plus more for serving)