Bring large pot of water to a boil. Add corn and cook for 8 minutes with the lid on. Drain.
Spread spicy mayo on hot cobs, sprinkle with feta and garnish with lime. Serve immediately.
Notes
To serve this on a buffet cut or break the cobs into pieces. Slather with spicy mayo, sprinkle with feta and garnish with lime. Cover with foil to keep warm.