Healthier Potato Nachos

Ingredients

• 740g (4 large) desiree potatoes, skins on, finely sliced lengthways
• 3 teaspoons Mexican spice mix
• 250g punnet cherry tomatoes, sliced
• 2 green shallots, chopped
• 400g can kidney beans, rinsed and drained
• 1 x 300g can corn kernels, drained
• 2 green chillies, finely sliced
• 1/2 cup chopped fresh coriander, plus extra leaves to serve
• 1 medium avocado, mashed
• 1 teaspoon ground cumin
• 1 small garlic clove, crushed
• 1 tablespoon lemon juice
• 140g (1/2 cup) coconut yoghurt or Greek yoghurt, to serve