Things you can do ahead of time:
Boil condensed milk (a few days before serving)
Bake the base and keep it in a sealed container (a few days before serving)
Cut bananas and squeeze half a lemon, and mix. Keep in the fridge (a few hours before serving)
Tips: Before assembling the pies, stick the toffee (in a microwave safe container) in the microwave for 30 seconds
Depending on how much cream you want use, you can cream 1/2 cup of cream with 1 tablespoon of sugar, or 1 cup of cream with 2 tablespoons of sugar.
The time on this recipe card does not include the 3 hours of boiling the condensed milk.