Steps
- Crush 225g of digestive biscuits and mix with 150g of melted butter. Press into a 9in / 23cm loose-bottomed fluted tart pan and chill for 1 hour.
- Beat 400g of dulce de leche to loosen it and spread it over the base.
- Slice 3 small bananas over the dulce de leche. Whip 300ml of heavy cream with 1 tablespoon of icing sugar and spread it over the top.