Vegan Salted Caramel Brownies

½ cup oat flour

½ tsp baking powder

½ tsp salt

2 tbsp flax seed

5 tbsp spring water

½ cup coconut sugar

6 tbsp cashew butter

2 tbsp maple syrup

2 tbsp non-dairy milk

½ tsp vanilla extract

½ tsp coarse sea salt

½ cup almond butter

4 tbsp cocoa powder

¾ cup chocolate chips