Meatless Lasagna

2 c frozen corn thawed
1 can (15 oz) black beans, rinsed & drained
1 can (14-1/2 oz) diced tomatoes w/ basil, oregano, & garlic undrained
1 can (4oz) chopped green chilies
3 green onions sliced
2 tsp dried oregano
2 tsp dried cumin
4 corn tortillas (6 inches)
1-1/2 c shredded Mexican cheese blend
6 TBS plain yogurt
In a bowl, combine the first 7 ingredients. Place two tortillas in an 11x7x2 baking dish coated w/ cooking spray. Spread with half the corn mixture, sprinkle with half of the cheese. Repeat layers. Bake, uncovered at 400 for 15-20 min or until heated thru. Let stand for 5 min. Garnish each serving with a dollop of yogurt. Makes 6 servings.