Taco Potato Crisps

Ingredients:

500g potatoes, cut into ½ cm slices
2tbsp oil
Salt
Black pepper
100g walnuts
1 tsp chilli powder
½ tsp ground cumin
½ tsp smoked paprika
4tbsp sour cream (or a vegan alternative)
4tbsp salsa
2 spring onions, sliced

Directions: