01 -
Preheat oven to 400°F (200°C).
02 -
Evenly arrange frozen tater tots in a single layer across the bottom of a large baking dish.
03 -
Spread chili evenly over the layer of tater tots.
04 -
Sprinkle shredded cheddar cheese over the surface of the chili.
05 -
Place the baking dish in the oven and bake for 25 to 30 minutes, until the cheese is fully melted and bubbly.
06 -
Remove the casserole from the oven, allow it to cool for several minutes, then top individual servings with a dollop of sour cream and chopped green onions.