Smoky Chicken Tostadas with Avocado Crema

Ingredients

• 12 corn tortillas
• Olive oil, for brushing and drizzling
• Ground chipotle or smoked paprika, for seasoning
• 6 chicken thigh fillets
• Sliced Hass avocado, to serve
• Crumbled feta, coriander sprigs and lime wedges, to serve
• 2 corn cobs
• ¼ cup olive oil, plus extra for drizzling
• ½ Spanish onion, diced
• ½ long red chilli, thinly sliced
• 1 lime, juiced
• 1 garlic clove, crushed
• 2 Hass avocados, halved, stones removed, flesh scooped out and coarsely chopped
• ½ cup sour cream
• 2 tbsp extra-virgin olive oil
• 1 garlic clove