This Chili Cheese Dog Tater Tot Casserole is a hearty, comforting dish combining savory ground beef chili, smoky lit’l smokies, melted sharp cheddar cheese, and crispy baked tater tots. Perfect for a family dinner, it boasts layers of bold flavors and textures baked together into a bubbling, cheesy casserole topped with golden tater tots and served with fresh garnishes of sour cream and green onions.