This quick meat and potato skillet casserole is layered with onions,spinach, Swiss cheese and frozen hash browns for a weeknight dinner that everyone will love.
![French Onion Skillet Casserole](https://www.betterthanbouillon.com/wp-content/uploads/2020/11/French-Onion-Skillet-Casseroll-022.jpg)
French Onion Skillet Casserole
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Prep:
10 min. -
Cook:
40 min. -
Serves:
4