Chicken Enchilada Pie

Name: Chicken Enchilada Pie
Prep time: 10 min
Total time: 10 min
Cuisine: American, Mexican
Ingredients: Cooking spray; 5 medium flour tortillas; 1 tbsp. extra-virgin olive oil; 1/2 medium onion, chopped; 2 cloves garlic, minced; 1 (19-oz.) can enchilada sauce; 3 c. shredded chicken; 1 (15-oz.) can corn, drained; 1 (15-oz.) can black beans, drained and rinsed; 3 c. shredded cheddar; 3 c. shredded monterey jack; Pico de gallo, for serving; Freshly chopped cilantro, for garnish; Sour cream, for garnish