Healthy Slow-Cooker French Onion Soup Recipe

Jan 10 2023
This recipe is pulled straight from the pages of the latest beloved HG cookbook Hungry Girl Simply Comfort, aka the one full of slow-cooker and air-fryer comfort food recipes. Because a big bowl of savory, cheesy soup is an excellent way to get through a cold January day… YUM!

Hungry Girl's Healthy Slow-Cooker French Onion Soup Recipe

Print Slow-Cooker French Onion Soup Print

1/8 of recipe (about 1 cup): 170 calories, 6g total fat (3g sat. fat), 619mg sodium, 20g carbs, 3g fiber, 7g sugars, 12.5g protein

Click for WW Points® value*

Prep: 15 minutes
Cook: 3–4 hours or 7–8 hours, plus 5 minutes


8 cups thinly sliced sweet onions

6 cups reduced-sodium beef broth

1 1/2 tbsp. whipped butter

1 tbsp. balsamic vinegar

2 tsp. chopped garlic

1/2 tsp. salt

1/4 tsp. ground thyme

1/4 tsp. black pepper

4 slices whole-grain bread with 60–80 calories per slice

8 slices reduced-fat Swiss cheese


Add all ingredients except bread and cheese to a slow cooker. Lightly mix.

Cover and cook on high for 3–4 hours or low for 7–8 hours, until onions are tender and golden brown.

Meanwhile, toast the bread, and cut into quarters.

Portion soup into oven-safe bowls, and place bowls on a baking sheet. Top each bowl with 2 toast pieces and 1 slice of cheese. Broil until cheese has melted, about 3 minutes.


Hungry for More Slow-Cooker Soups?

We love these recipes just as much as today's healthy slow-cooker French onion soup recipe…

Chew on this:

It's January 10th, National Bittersweet Chocolate Day. Check out Swerve's new Semisweet Style Chocolate Chips with zero sugar and no artificial sweeteners… Sounds pretty sweet to us!

Pass along this healthy slow-cooker French onion soup recipe to warm your pals' hearts and stomachs!


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