1. Cook the bacon in a large skillet on medium heat until crispy. Set aside.
2. Preheat the oven to 350 degrees f.
3. In a large bowl, combine egg, milk and shredded cheese. Add seasoning of choice.
4. Spray a large casserole dish with nonstick cooking spray. Place the tater tots on the bottom of the dish in an even layer.
5. Layer the cooked bacon over the potatoes.
6. Pour egg mixture over the ingredients in the casserole dish.
7. Bake for 40 minutes or until the center is firm and cooked through.
8. Top with diced green onions and serve warm.