Mexican Chicken Tortilla Casserole

All the delicious Mexican flavor you love in a simple, easy-to-make dinner! 1 pound boneless skinless chicken breasts, cubed 1/2 teaspoon ground cumin 1/4 teaspoon salt 1 tablespoon + 1 teaspoon olive oil 1 (16 oz) can refried beans 1 (10 oz) can diced tomatoes and...