Spinach Proscuitto Macaroni and Cheese for #SundaySupper

INGREDIENTS

1 lb

ditallini pasta or elbow macaroni

1/4 lb

proscuitto, sliced thick

1 cup

fresh spinach

1/4 cup

red or sweet onion

1 tsp

garlic paste or garlic cloves to taste

4 tbsp

butter

2 cups

milk

2 cups

white wine or chicken stock (I used one and one of each)

4 tbsp

flour

Sea salt and fresh ground black pepper

2 cups

mozzarella cheese, grated

1/2 cup

walnuts, finely chopped