1.Place The Apples, Sauerkraut With Juice, And Smoked Sausages Into A Slow Cooker. 2.In A Bowl, Stir Together The Cola, Apple Juice, And Brown Sugar Until The Sugar Dissolves. Pour The Cola Mixture Into The Slow Cooker. Stir To Combine, Cook On High For 2 Hours, Then On Low For 6 To 8 Hours.