Caramelised apple jar cakes

Name: Caramelised apple jar cakes
Prep time: 10 min
Cook time: 1 h
Total time: 1 h 10 min
Cuisine: European, British
Ingredients: 125g unsalted butter; 1/3 cup (75g) brown sugar; 6 Jazz apples, cored, cut into thin wedges; 600ml Coles Thickened Cream; 2 Jazz apples, extra, very thinly sliced; 1 teaspoons mixed spice; 550g Coles Banana Bread, crust removed, cut into 2cm pieces; Mint sprigs, to serve