2 tablespoons olive oil
1 medium onion, chopped
2 cloves garlic, minced
1 pound ground chicken
3 tablespoons chili powder
1/2 teaspoon salt
1/2 teaspoon ground cumin
1 14 1/2 ounce can diced tomatoes with zesty green chilies
1 tablespoon tomato paste
8 cups corn tortilla chips (from a 9-ounce bag)
1 7 1/2 ounce bag blue corn tortilla chips
1 1/2 cups Mexican cheese blend
Sliced canned jalapeno peppers, sour cream, prepared guacamole, diced tomatoes and fresh cilantro (optional)