Cut pepper and onion into quarters and place in food processor. Pulse for about 30 seconds or until chopped well. Cut tomatoes and place in food processor, pulse for about 10 seconds until tomatoes are chopped, but not liquefied. Pour mixture into a large bowl.
Mince jalapeno pepper, including the seeds, and add to bowl.
Wash cilantro well, pat dry and remove leaves from stems. Place leaves in food processor and pulse for about 30 seconds until well chopped. Add to bowl.
Cut corn kernels off of the ears of corn and add to bowl.
Squeeze lime juice and add to bowl. Add salt, pepper and cumin. Mix well.