French Onion Grilled Cheese Sandwich

Foodie Crush
Serves: 4 Save

Ingredients (9)

  • 2 large onions
  • 5 tablespoons butter
  • 1 tablespoon canola oil
  • 1 teaspoon kosher salt
  • 2 sprigs fresh thyme sprigs
  • 3 tablespoons water or wine
  • 1 teaspoon bouillon soup base
  • 8 slices sourdough bread
  • 4 ounces gruyere cheese

Directions

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