Recipe Details

Prep Time:
20 mins
Cook Time:
1 hr 45 mins
Total Time:
2 hrs 5 mins
Servings:
6

Ingredients

  • 4poundsred onions

  • 2tablespoonsolive oil

  • 1tablespoonkosher salt

  • 3leavessage

  • freshly ground black pepper to taste

  • 1pinch ground cinnamon

  • ¼cupfinely ground almonds (Optional)

  • 3tablespoonsred wine vinegar, or to taste

  • 5cupsbeef broth, or more as needed

  • 3thick slicesItalian bread, halved

  • 2tablespoonsolive oil, or to taste, divided

  • 3leavessage, or to taste, sliced into thin strips

  • 3tablespoonsgrated Parmesan cheese, or to taste, divided

Cooking Directions

  1. Make the soup: Peel onions and cut in half. Cut along the grain lengthwise into thin slices.

  2. Heat oil in a very large skillet over medium-high heat. Add onions and kosher salt. Cook and stir until starting to turn translucent, 5 to 7 minutes. Reduce the heat to medium and continue to cook, stirring occasionally, until very soft and sweet, about 1 hour.

  3. Add sage leaves, pepper, cinnamon, and almonds to the onions. Cook and stir until fragrant, 3 to 5 minutes. Transfer mixture to a soup pot. Pour in vinegar and broth and bring to a simmer over high heat. Reduce the heat to medium-low and simmer until flavors blend, about 30 minutes.

  4. When the soup is almost finished, make the toast: Preheat the oven to 400 degrees F (200 degrees C). Line a small baking sheet with aluminum foil.

  5. Place Italian bread onto the prepared baking sheet. Drizzle some olive oil over the bread; sprinkle sliced sage and some Parmesan cheese on top.

  6. Toast in the preheated oven until browned, about 15 minutes.

  7. Ladle soup into serving bowls and top each with a piece of toast. Drizzle remaining olive oil over the toast and sprinkle remaining Parmesan cheese on top. Dunk toast into the soup and let soak for a few minutes before serving.

Cooking Tips:

If you want to cut down on stirring, you can bake the onions in a roasting pan at 325 degrees F (165 degrees C), stirring a few times along the way. Take your time and wait until they are very soft.

You can also use chicken or vegetable broth, and you can substitute Pecorino cheese for Parmesan if desired.

While it is traditional to use cinnamon, many people don’t enjoy the effect it has on the sweetness of the soup, so you may want to omit it or add an extremely small amount, and then adjust from there. If you don’t add any to the pot, you can still experiment by adding a trace amount to a small sample cup, and see what you think.

Nutrition Facts

Full Nutrition Label
Servings Per Recipe6
Calories308
% Daily Value *
Total Fat
15g
19%
Saturated Fat
2g
12%
Cholesterol
2mg
1%
Sodium
1750mg
76%
Total Carbohydrate
38g
14%
Dietary Fiber
7g
23%
Total Sugars
13g
Protein
9g
19%
Vitamin C
23mg
25%
Calcium
144mg
11%
Iron
2mg
10%
Potassium
634mg
13%

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

** Nutrient information is not available for all ingredients. Amount is based on available nutrient data.

(-) Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.

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