Grilled Mexican Street Corn Salad

to 8 ears grilled sweet corn (cooled to a comfortable temperature *See Notes)

of a sweet onion (peeled and finely diced)

of a sweet red bell pepper (optional: can omit or replace with a seeded hot pepper, seeded and finely diced)

crumbled Cotija or feta cheese (or freshly grated parmesan)

mayonnaise

fresh cilantro leaves (or parsley, coarsely chopped)

the juice of 1 lime (plus extra wedges for serving)

to 1 tablespoon ground chipotle pepper or chili powder (to taste. *See Notes)

ground cumin

salt and pepper