(15-oz.) can chickpeas
extra-virgin olive oil
medium white onion, finely chopped
jalapeño, seeded and minced (optional)
cloves garlic, minced
cumin seeds
curry powder
ground coriander
turmeric
kosher salt
freshly ground black pepper
mayonnaise or vegan mayonnaise
lime juice
red bell pepper, chopped
small red onion, chopped
fresh cilantro, finely chopped
Toasted sourdough bread, for serving
Butter lettuce, for serving
Thinly sliced tomato, for serving