01 -
Preheat the oven to 400°F. Set aside 2 tablespoons of crumbled bacon for garnish.
02 -
In a large bowl, mix the cooked chicken, most of the crumbled bacon, sour cream, cream of chicken soup, ranch seasoning mix, and shredded cheddar cheese until combined.
03 -
Pour the mixture into a greased 9x13-inch baking dish and spread it evenly. Top with frozen tater tots arranged in a single layer.
04 -
Bake in the oven for about 40 minutes, until the tater tots are golden and crispy, and the casserole is bubbling around the edges.
05 -
Remove the casserole from the oven. Sprinkle with reserved bacon crumbles and fresh sliced green onions. Serve hot.