Slow Cooker Onion Soup

Slow Cooker Onion Soup

Plain ole Bob

"This is about the best onion soup I've been able to come up with. Tastes better than any restaurant onion soup I've ever had."
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Ingredients

4 h 30 m servings 498 cals
Serving size has been adjusted!
Original recipe yields 3 servings

Nutrition

  • Calories:
  • 498 kcal
  • 25%
  • Fat:
  • 29.3 g
  • 45%
  • Carbs:
  • 30.6g
  • 10%
  • Protein:
  • 16.8 g
  • 34%
  • Cholesterol:
  • 62 mg
  • 21%
  • Sodium:
  • 1044 mg
  • 42%

Based on a 2,000 calorie diet

See full nutrition

Nutritional Information

1 Serving
Servings Per Recipe:
Amount Per Serving
  • * Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
  • ** Nutrient information is not available for all ingredients. Amount is based on available nutrient data.
  • (-) Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.

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Directions

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  • Prep

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  1. Melt butter in a skillet over medium heat; cook and stir sweet onion and red onion in melted butter until softened, about 10 minutes. Cook and stir garlic into onion mixture until fragrant, about 2 minutes. Transfer to a slow cooker.
  2. Pour beef stock, brandy, soy sauce, and Worcestershire sauce into slow cooker. Season with salt and black pepper.
  3. Cook soup on High for 4 to 5 hours.
  4. Preheat the oven's broiler and set the oven rack about 6 inches from the heat source.
  5. Ladle the soup into 3 oven-proof bowls; top with croutons and a slice of Provolone per bowl.
  6. Broil in the preheated oven until cheese melts and begins to brown, about 3 minutes.

Footnotes

  • Easy Cleanup
  • Try using a liner in your slow cooker for easier cleanup.

Reviews

Read all reviews 12
  1. 13 Ratings

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Most helpful positive review

Surprizingly good--even my husband, who is a french onion soup snob, liked it. I was surprized that a french onion soup could be this good from a crockpot. I used a quality brand beef stock, I a...

Most helpful critical review

It was ok. I would suggest to anyone that they put more onion in it--little thin.

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Surprizingly good--even my husband, who is a french onion soup snob, liked it. I was surprized that a french onion soup could be this good from a crockpot. I used a quality brand beef stock, I a...

This was tasty! It was definitely easier than making onion soup the traditional way...I did feel that it was a bit on the thin side, though. I only used sweet onion and more than called for. The...

Very good and rich.

I had this for lunch today. We had made it a few weeks ago and froze it (cheese, croutons, soup). Had I known it would be this amazing, I would have had some way before today!! LOL.... The bes...

I cooked this on low 8 hours over night, prep it & put it in the crock pot before I went to sleep. Just woke up to this & had to try it. More salt! I added 1/2 a tsp & it still needs more. I ski...

My whole family absolutely loved this!! Made exactly as the recipe suggested but left out the brandy simply because I didn't have it in the house. Even my grand-kids loved it and they are pretty...

This was great did as per recipe other then used a mixture of cheese provolone mozella

easy to make and tastes great. I accidentally did 2 tablespoons of soy sauce but didn’t really affect the outcome

It was ok. I would suggest to anyone that they put more onion in it--little thin.

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