Enchilada Casserole - Diet.com

Ingredients

• 2 teaspoons olive oil
• 1 medium chopped onion
• 2 minced garlic clove
• 3 seeded, deveined and minced yellow banana chile peppers
• 3 pounds sliced mushrooms
• 1 can (14 ounce) enchilada sauce (preferably green)
• 8 - 6 inch corn tortillas - cut in half
• 1/4 teaspoon salt
• 1/2 teaspoon dried oregano leaves
• 2 packages (10 ounce) frozen chopped spinach, - thawed
• 6 1/2 ounces grated reduced fat Monterey jack cheese