Monday, April 22, 2019

French Onion Mushroom Casserole



The perfectly toasted French bread, the melting Swiss cheese, the caramelized onions, and all of the hearty, warm flavors of beef, garlic and mushrooms -- they're all what make this one of the best comfort foods ever! #casserole #mushrooms #Frenchonion

Ingredients

  • olive oil for the pan
  • 1 3/4 pounds pearl onions (click here for How to Peel Pearl Onions)
  • 8- ounces Crimini mushrooms, washed and dried, thinly sliced
  • 1 1/2 tablespoons thyme, finely chopped
  • 2 cups beef broth
  • 1/2 cup dry red wine
  • 5 tablespoons unsalted butter, softened, divided
  • 2 tablespoons all-purpose flour
  • 1 2 foot, skinny French baguette
  • 1 1/2 tablespoons garlic, minced, divided
  • 1 1/2 cups Swiss cheese grated, divided
  • sea salt and freshly ground black pepper

Instructions

  1. Preheat the oven to 375 degrees F, and adjust a rack to the top third.
  2. Once you've peeled the onions (here's how) -- coat the bottom of a large sauté pan with olive oil and place it over medium heat.
  3. Add the peeled onions and sauté them, stirring periodically, until they're nicely caramelized, 15 to 20 minutes.