Quesadillas with guacamole

Ingredients

• 1 tablespoon olive oil
• 2 cloves garlic, crushed
• 1 small red onion (100g), chopped finely
• 1/4 teaspoon cayenne pepper
• 2 teaspoons ground cumin
• 1 medium red capsicum (200g), chopped finely
• 1 medium green capsicum (200g), chopped finely
• 3 cups (480g) shredded barbecued chicken
• 8 large flour tortillas
• 2 cups (240g) coarsely grated cheddar
• 1 tablespoon finely chopped fresh coriander
• 1 large tomato (220g), seeded, chopped finely
• 1/2 small red onion (50g), chopped finely
• 2 large avocados (640g), chopped coarsely
• 2 tablespoons lime juice