Loaded Mashed Potato Casserole

"Imagine a dish that combines the velvety texture of russet potatoes with the savory crunch of bacon, aromatic sautéed onions, and garlic, all crowned with melted cheddar cheese. The Loaded Mashed Potato Casserole is exactly that—a comforting blend of creamy mashed potatoes elevated with sumptuous ingredients. Topped off with freshly sliced green onions, this casserole is a burst of flavors in every bite. Perfect as a standout side or a hearty main, it's a delicious way to indulge. For those watching their calories, you can even opt to skip the butter without losing much of the dish's rich essence."