01 -
Preheat oven to 350°F (176.7°C). In a large bowl, whisk together cream of mushroom soup, whole milk, garlic salt, and black pepper.
02 -
Stir frozen O'Brien potatoes, drained green beans, 1 1/3 cups (approximately 47 g) crispy fried onions, and 1 cup (about 113 g) shredded cheese into the soup mixture until evenly incorporated.
03 -
Transfer the mixture into a 9x13 inch (22.9 x 33 cm) baking dish. Bake uncovered for 30 minutes or until hot and bubbling.
04 -
Remove from oven, sprinkle with remaining 1 cup (113 g) shredded cheese and 1 1/3 cups (approximately 47 g) fried onions evenly over the top.
05 -
Return dish to oven and bake for an additional 5 minutes or until the cheese has melted and the onions appear lightly browned.
06 -
Remove from oven and serve warm as a flavorful side dish.