In a medium-sized saucepan, whisk together the milk, brown sugar, egg yolks, cornstarch, and salt until mixed well on medium-high heat.
Cook until the pudding is thick, stirring constantly for 5 minutes or so.
Once the pudding has thickened, turn off the heat and add the vanilla extract and butter, mixing until the butter is melted.
Pour the butterscotch pudding into the pie crust and place in fridge covered with saran wrap or foil.
Top or pipe with whipped cream before serving or after pie has cooled.
Pie can be stored in the fridge for up to 2-3 days.
Whipped Cream
Using a hand mixer, whip together the heavy cream and powdered sugar until light and fluffy.
Top or pipe with whipped cream before serving or after pie has cooled.
Pie can be stored in the fridge for up to 2-3 days.