01 -
Preheat the oven to 190°C and line a 23x33 cm baking pan with parchment paper.
02 -
In a large mixing bowl, whisk together the melted butter, granulated sugar, vanilla extract, and salt until well blended.
03 -
Incorporate the flour into the butter mixture until crumbly. Reserve approximately two-thirds of the mixture, then evenly press it into the bottom of the prepared pan to form the crust layer.
04 -
Toss the sliced apples with ground cinnamon and ground nutmeg in a separate bowl until evenly coated.
05 -
Spread the spiced apple slices uniformly over the crust. Drizzle the salted caramel sauce over the apples.
06 -
Crumble the reserved flour mixture evenly over the apple and caramel layers to create the topping.
07 -
Bake in the preheated oven for 40 to 45 minutes, or until the topping turns golden brown and the apples are tender.
08 -
Allow the bars to cool completely in the pan before slicing into 16 portions.