Green Bean Casserole With a Flavor Twist: Bacon and Cheddar Cheese!

Name: Green Bean Casserole With a Flavor Twist: Bacon and Cheddar Cheese!
Cuisine: American
Ingredients: 6 ounces bacon, about 4 to 6 strips; 1/2 cup chopped onion; 3 medium garlic cloves, minced, optional; 2 (10 1/2-ounce) cans condensed cream of mushroom soup; 8 cups cut green beans, four 14.5-ounce cans, drained, or 1 1/2 pounds fresh, cooked; 1 cup shredded cheddar cheese, divided; 3/4 cup milk; 1/2 teaspoon kosher salt, or to taste; 1/4 teaspoon freshly ground black pepper, or to taste; 1 1/2 cups crispy fried onions; side dish; sauté