Brown sausage in a nonstick pan, crumbling it as it cooks. Remove sausage with a slotted spoon and place in a large bowl.
Cook tater tots according to package directions. Or place in air fryer at 400 degrees until crispy. Add to bowl with sausage.
Add green onions and 1 1/2 cups cheese to the bowl with sausage and stir to mix evenly.
Lightly grease a 13x9-inch baking dish. Spoon about 1/2 cup of sausage mixture down the middle of each tortilla. Roll up and place seam side down in baking dish.
In a medium bowl, whisk together eggs, milk, salt, pepper, and flour. Pour over tortillas. Cover with a piece of aluminum foil that has been sprayed with cooking spray. Let sit for 20 minutes or refrigerate over night.
Preheat oven to 350 degrees.
Bake covered for 25 minutes. Remove foil and sprinkle on remaining cheese.
Bake uncovered for 20 minutes.
Serve with salsa, sour cream, and cilantro.