Grand Final: Aussie Barbecue Heroes fires up for the Christmas Grand Final. Who's Christmas will be cancelled? Who's goose will be cooked? And who's barbecue will reign supreme...

It's semi finals time. Natural Born Grillers vs Shank Brothers vs All About That Baste. Who will make make to the final and who will get robbed?

In the sizzling semi final, it's the battle of the burgers.

Tonight the final three teams of the elimination challenges, The Shanes, Love Meat Tender and All About That Baste, battle it out in the ultimate steak challenge.

This is the second of three elimination heats. The lowest scoring team will go home with the remaining two teams straight to the semifinals.

Fire up your BBQs. MKR's Texan Robert Murphy and barbecue expert Jess Pryles join Ben O'Donoghue in the search for 'Australia's One True Barbecue Hero'.