Caramel Apple Crumb Bars

INGREDIENTS

10 tbsp

unsalted butter (softened)

3/4 cup

light brown sugar (packed)

1 1/3 cups

all purpose flour

3/4 cup

old fashioned oats

1/2 tsp

salt

1/2 tsp

baking soda

1/3 cup

good quality caramel sauce (plus more for serving (see note))

generous cups peeled, thinly sliced Granny Smith apples (about 2-3 apples)

1 tbsp

unsalted butter (melted)

2 tbsp

light brown sugar

1 tsp

cinnamon

2 tbsp

all purpose flour