Step 1

Put the butter, brown sugar, cream and salt in a medium saucepan and stir until the butter melts.

Step 2

Simmer over medium low heat without stirring for three minutes.

Step 3

Remove from heat and stir in the vanilla extract.

Step 4

Allow to cool while you make the ice cream base.

Step 5

Warm the butter, brown sugar and half and half over medium until the butter and sugar have melted. Add the sauce and vanilla, still until thoroughly mixed and chill for a minimum of 4 hours; preferably overnight.

Step 6

Add the heavy cream and process the mixture in an ice cream machine.

Step 7

Add the toffee bits at the end of processing just to mix them in.

Step 8

Ripen in a container for a minimum of four hours before serving.