Mom dumps 3 lbs of onions in slow cooker overnight, makes irresistible meal

1. Prepare the Onions:
   • Pour the sliced onions into your slow cooker.
   • Drizzle in the melted butter and olive oil. Season with salt and pepper.
2. Caramelize the Onions:
   • Set the slow cooker to low and let it work its magic for 10-12 hours until the onions are golden and caramelized.
3. Add the Broth:
   • Stir in the beef stock, balsamic vinegar, and thyme leaves.
4. Slow Cook:
   • Continue cooking covered on low for another 6-8 hours. Season as needed, and feel free to add the brandy if using.
5. Prepare the Toppings:
   • Preheat your oven to 350°F (180°C).
6. Assemble the Soup:
   • Spoon the soup into oven-proof bowls and place them on a baking sheet.
   • Top each bowl with a slice of toasted bread and a generous sprinkle of shredded Gruyere cheese.
7. Bake:
   • Bake for 20-30 minutes until the cheese melts. For an extra golden touch, broil for 2-3 minutes.
8. Serve:
   • Allow the soup to cool slightly before diving in. Enjoy the comforting blend of caramelized onions, aromatic broth, and rich, melty cheese.

Once cooled a tad, dive into your comforting bowl of French Onion Soup! The beautiful union of caramelized onions, aromatic broth, and rich cheese guarantees a meal that hugs your soul and pleases your palate. Enjoy!