Depending on how much dip you need, 3 - 6 ears of corn grilled or boiled and cut off the cob
1 can of white corn
3 tomatoes
2 green peppers
1 Orange pepper
1 red pepper
1 jalapeno pepper
1/2 cup of scallions chopped
1 avocado
Juice from 2 limes
Fresh Cilantro chopped
1 can of black beans drained and rinsed
1 or 2 tsp crushed red pepper

Mix it all together, let chill for 1 hour and enjoy with tostitos!