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French Onion Soup (Slow Cooker)

Rated as 4.71 out of 5 Stars

"My mom's soup that I remember from childhood. Probably as basic as it gets. Add cheese of choice and croutons, if desired."
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4 h 20 m servings 120
Original recipe yields 6 servings


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  1. Melt butter in a skillet over medium heat. Cook and stir onions in melted butter until clear and browned, 10 to 15 minutes; transfer to a slow cooker. Add beef broth, garlic, salt, and black pepper to the slow cooker.
  2. Cook on High for 4 hours or on Low for 8 hours.

Nutrition Facts

Per Serving: 120 calories; 8.1 9.6 3.1 20 585 Full nutrition

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Great recipe, simple and delicious. I do recommend croutons and provolone cheese. Thanks for posting.

So simple and so delicious! I don't even like onions!

I just made this and was really quite good. I decided to do beef broth, but added a vegetable broth as well. I used a large white onion, added 2 tsp of minced garlic, the salt and pepper to tast...

This came out really well, I was worried that there wasn't enough liquid so I added 1.5 cups of water. Since this took away from the beef broth taste I added some steak seasoning I had that was ...

I will make this many times - very easy and very tasty.