A cozy, creamy casserole featuring caramelized onions, savory ground beef, and rice, perfect for family dinners and meal prep.
Make ahead by assembling and refrigerating up to 24 hours before baking. Keeps well in the fridge for 3-4 days and freezes great in portions for up to 3 months.
Keyword Casserole, Comfort Food, Family Friendly, Ground Beef, Meal Prep