Buttery Onion Soup

Total Time:Prep: 5 min. Cook: 30 min.

By Taste Of Home Editorial Team

Recipe by Sharon Berthelote, Sunburst, Montana

Tested by Taste of Home Test Kitchen

Updated on Sep. 03, 2024

I developed this recipe when I once had an abundance of sweet onions. I like making it for guests, but sometimes I'll halve the recipe and make some just for me! —Sharon Berthelote, Sunburst, Montana

TEST KITCHEN APPROVED

Buttery Onion Soup

Contest Winner
Yield:6 servings
Prep:5 min
Cook:30 min

Ingredients

  • 2 cups thinly sliced onions
  • 1/2 cup butter, cubed
  • 1/4 cup all-purpose flour
  • 2 cups chicken broth
  • 2 cups 2% milk
  • 1-1/2 to 2 cups shredded part-skim mozzarella cheese
  • Salt and pepper to taste
  • Croutons, optional
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Directions

  1. In a large saucepan, cook onions in butter over low heat until tender and transparent, about 20 minutes.
  2. Stir in flour. Gradually add broth and milk; cook and stir over medium heat until bubbly. Cook and stir for 1 minute longer; reduce heat to low. Add mozzarella cheese and stir constantly until melted (do not boil). Season to taste with salt and pepper. Serve with croutons if desired.
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