Preheat your oven to 375°F (190°C) and lightly grease a 9x13-inch baking dish with cooking spray.
In a large skillet, heat the olive oil over medium heat. Add the diced sweet onion and minced garlic, and sauté until they become translucent and fragrant, about 3-4 minutes. Remove from heat.
1 tablespoon olive oil, ½ medium sweet onion, 1-2 garlic cloves
In a mixing bowl, combine the cream of chicken soup, cream of mushroom soup, sour cream, onion powder, garlic powder, dried parsley flakes, and dried dill. Mix until well combined.
10.5 ounce can cream of chicken soup, 10.5 ounce can cream of mushroom soup, 8 ounces sour cream, ¼ teaspoon onion powder, ¼ teaspoon garlic powder, ¼ teaspoon dried parsley flakes, ¼ teaspoon dried dill
Next, stir in the shredded chicken, mixed vegetables, crumbled bacon (reserve a few tablespoons to sprinkle on top of the casserole, and 2 cups of shredded cheese.
4 cups cooked shredded chicken, 10 bacon slices, 12 ounce frozen mixed vegetables, 2 ¼ cups shredded cheddar cheese
Pour the chicken mixture into the prepared casserole dish and spread it out evenly.
Top the chicken mixture with a single layer of the frozen tater tots.
32 ounce bag frozen tater tots
Place the casserole in the preheated oven and bake uncovered for 40-45 minutes or until the tater tots are golden brown and the casserole is bubbling around the edges.
Remove the casserole from the oven and sprinkle the remaining cheddar cheese and bacon over the top. Return to the oven for 5 minutes or until the cheese is melty.
Remove the casserole from the oven. If desired, garnish the finished casserole with fresh chopped parsley or green onions for a burst of color and freshness.
fresh chopped parsley or green onions for garnish
Allow the casserole to cool for a few minutes before serving. Enjoy your homemade Chicken Tater Tot Casserole with family and friends!