Step 1

To make the béchamel Melt some butter in a pan and slowly add flour. Stir to make a roux.Once the roux is formed

Step 2

slowly add milk. You will start to see the mixture thicken.Add a pinch of salt

Step 3

a pinch of nutmeg

Step 4

and grated Parmigiano to flavour your béchamel.For the pie filling Mix your leftover pasta

Step 5

meat and vegetables with the béchamel in a bowl. Add grated Parmigiano to taste.Construct your pie Line a greased baking pan with pie dough and spoon the mixture in.Cover the top with more dough.Brush with egg wash and punch holes with a fork to let out the steam.Bake in the oven for 30 minutes

Step 6

slice and serve.