Prepare corn bread mix according to package directions, adding green chiles. Set aside, allow to cool, and crumble.
Place half of cornbread in bottom of large bowl. Evenly layer with 1 can of beans, 1 cup salad dressing, 1/2 chopped bell pepper, 1 can corn, 1 chopped tomato, 1/2 jar bacon bits, 1/2 package cheese and 1/2 green onions. Repeat layers in same order using remaining ingredients, beginning with crumbled cornbread.