Heat oil in a 4.5-litre (18-cup) slow cooker on sear (HIGH) setting; cook onion, capsicum and garlic, stirring, for 5 minutes or until vegetables soften. Add cumin, oregano and chilli; cook, stirring, for 1 minute or until fragrant.
3.
Add quinoa, salsa, stock and beans; stir to combine. Cook, covered, on low setting, for 2½ hours.
4.
Add corn kernels to cooker; cook, covered, on high, for 30 minutes or until corn is tender. Season to taste.
5.
Serve chilli topped with coriander.
Serving suggestion Serve with guacamole, corn chips, sour cream and lime cheeks