Beef Enchilada Casserole - Simplify Recipe

Ingredients

• 1 tablespoon olive oil
• 1 small yellow onion (diced)
• 1/2 teaspoon kosher salt
• 1 1/2 teaspoons cumin
• 2 teaspoons chili powder
• 1 tablespoon all purpose flour
• 15 ounces tomato sauce
• 1 cup chicken stock
• 2 cloves garlic (minced)
• 1 pound ground beef ((read how to use replace the beef with chicken))
• 1/2 teaspoon salt
• 1/4 teaspoon black pepper
• 4.5 ounces diced green chiles
• 15 ounces black beans (drained and rinsed)
• 12 corn tortillas ((6 inches))
• 3 cups shredded colby jack cheese (see note)