PREHEAT oven to 425˚F. Line a large baking pan with ALCAN® Non-Stick Baking Foil with the non-stick (dull) side toward food.
COMBINE cilantro, sour cream, jalapeño, mayonnaise, garlic and lime juice in the bowl of a food processor; season with salt and pepper to taste. Set aside.
MASH avocados using a potato masher. Add black beans, corn, tomato, lime juice, chili powder, cumin and salt and pepper and gently toss to combine.
PLACE avocado mixture in the centre of each wrapper. Bring the bottom edge of the wrapper tightly over the filling, folding in the sides. Continue rolling until the top of the wrapper is reached. Using your finger, rub the edges of the wrapper with water, pressing to seal. Repeat with remaining wrappers and avocado mixture.
PLACE egg rolls on the prepared baking dish.
PLACE into oven and bake until golden brown and crisp, about 18-20 minutes.
SERVE immediately with cilantro dipping sauce.