2 extra-large egg yolks

2 TBSP cornstarch

1/3 cup + 2 TBSP granulated sugar

1 cup whole milk

1/2 tsp vanilla extract

3/4 heavy cream

1.5 TBSP light corn syrup

9 ounces dark chocolate (60% +), coarsely chopped

1/2 (1 stick) butter

1 cup dark brown sugar

1/2 tsp ground cinnamon

1/2 cup dark rum

4-5 ripe bananas

1 9 inch chocolate pie crust

3 cups whipped cream

chocolate shavings