Slow-Cooker French Onion Soup

14 comments

This classic, beefy soup came together easily in the slow cooker.

A cookbook recipe exclusively for All-Access members from The Complete Slow Cooker

SERVES6 to 8

TIME10 to 12 hours on high

Slow cooker size5 to 7 quarts

Slow-Cooker French Onion Soup
The Complete Slow Cooker

A cookbook recipe exclusively for All-Access members from The Complete Slow Cooker

WHY THIS RECIPE WORKS

This soup is so rich and flavorful and so packed with darkly caramelized onions that no one would ever imagine it was made in a slow cooker. The secret to this soup? For the roasted beefy flavor that usually comes only with homemade beef br...

Print