Vegetarian Taco Salad

Ingredients:2 1/2 cups coarsely crumbled tortilla chips1 1/2 cups fresh corn kernels (see Tip) or frozen, thawed1/4 teaspoon saltLime wedges for garnish2 tablespoons extra-virgin olive oil1/2 cup chopped fresh cilantro1/3 cup prepared salsa1 15-ounce can black, kidney or pinto beans, rinsed1 large onion, chopped1 1/2 teaspoons dried oregano, divided1 tablespoon chili powder1 1/2 cups cooked…