1 / 7
Top with Gruyere Cheese
Creamy, nutty Gruyere takes this traditional soup to a whole new level. 3 / 7
Use These 8 Ingredients
Elegantly simple, this recipe will let you serve up amazing flavor with ingredients you probably already have on hand. 4 / 7
Use Different Types of Onions
Slices of yellow, red and green onions plus leeks create amazing layers of flavor in this version. 5 / 7
Simmer It Low & Slow
After hours of slow cooking, this broth is heavenly. Just pop it under the broiler for a few minutes, then dig in! 7 / 7
Use Triple the Cheese
Swiss, Parmesan and mozzarella are the trifecta of cheesy goodness in this irresistible version.
Originally Published: April 19, 2018