10Ingredients
510Calories
45Minutes

Ingredients

  • 2 yellow onions (medium, peeled cut in half and sliced into 1/4-inch thick semi-circles)
  • 3 tablespoons unsalted butter (softened, plus more for buttering the bread)
  • 1 tablespoon olive oil
  • 1 sea salt (scant teaspoon coarse)
  • 1 teaspoon fresh thyme leaves
  • 1/2 teaspoon cracked black pepper (fresh)
  • 1 pinch granulated sugar
  • 3 tablespoons beef broth (beer, or white wine to deglaze the pan)
  • 1/2 cup gruyere cheese (finely shredded, please use more cheese to your own taste)
  • 4 slices bread
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NutritionView more

510Calories
Sodium21%DV510mg
Fat52%DV34g
Protein27%DV14g
Carbs12%DV36g
Fiber12%DV3g

PER SERVING *

Calories510Calories from Fat310
% DAILY VALUE*
Total Fat34g52%
Saturated Fat18g90%
Trans Fat
Cholesterol75mg25%
Sodium510mg21%
Potassium250mg7%
Protein14g27%
Calories from Fat310
% DAILY VALUE*
Total Carbohydrate36g12%
Dietary Fiber3g12%
Sugars7g14%
Vitamin A
Vitamin C
Calcium
Iron

* Percent Daily Values are based on a 2,000 calorie diet. Your Daily Values may be higher or lower depending on your calorie needs.

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