Low Carb French Onion Soup

I am a huge fan of French onion soup. The only thing I do not like about it is the calories. So, I went on a quest to  find a low carb recipe and I found one with a video tutorial.

Low Carb French Onion Soup

Here are our ingredients.

• 2 quarts hot beef stock/broth
• 1 1/2 pounds onions sliced thin
• 3 cups salad croutons
• 2 cups Gruyere cheese space (shredded)
• 2 ounces unsalted butter
• kosher salt
• black pepper