01 -
Bring a large pot of salted water to a boil. Cook the broken spaghetti until al dente, then drain well and set aside.
02 -
Preheat the oven to 350 degrees F. Grease a 2 quart baking dish or a small 9 by 13 inch baking dish.
03 -
In a large bowl, whisk the egg, sour cream, ricotta, garlic powder, salt, and pepper until smooth. Stir in the Monterey Jack and 1/4 cup of the Parmesan.
04 -
Add the cooked spaghetti, squeezed spinach, and half of the fried onions to the bowl. Fold until the noodles are evenly coated with the cheese mixture.
05 -
Spread the mixture in the prepared dish. Cover with foil and bake for 30 minutes, until hot in the center.
06 -
Uncover and sprinkle with the remaining fried onions and remaining 1/4 cup Parmesan. Bake uncovered for 5-8 minutes, until the topping is golden and crisp.
07 -
Let the casserole rest for 5 minutes before scooping so the creamy filling can settle slightly.