Caramelized Onion Soup Au Gratin
"Slightly different from your typical French Onion soups due to the caramelized onions. Bold, beefy flavor with a slight tang from the balsamic. My husband doesn't order French Onion soup in restaurants now, he says he is always disappointed. Hope you enjoy!"
Ingredients
Nutritional
- Serving Size: 1 (468.2 g)
- Calories 639
- Total Fat - 42.1 g
- Saturated Fat - 24.1 g
- Cholesterol - 106.4 mg
- Sodium - 2804.3 mg
- Total Carbohydrate - 25.6 g
- Dietary Fiber - 2 g
- Sugars - 8.2 g
- Protein - 40 g
- Calcium - 1123.5 mg
- Iron - 2.1 mg
- Vitamin C - 7.2 mg
- Thiamin - 0.2 mg
Step by Step Method
Step 1
Cut onions in half and slice thinly.
Step 2
In a 4 quart dutch oven (or stock pot)melt butter with olive oil. Add sliced onions and sprinkle with the sugar, salt and pepper.
Step 3
Cook over medium low heat until caramelized and golden. This will take about 30 minutes.
Step 4
Add beef consomme, red wine, balsamic vinegar, cayenne pepper,thyme leaves and celery seed.
Step 5
Slow simmer for 30 minutes.
Step 6
Ladle into buttered oven proof soup bowls.Place bowls on a baking sheet.
Step 7
Top with toasted French bread, Swiss cheese and sprinkle with Parmesan cheese.
Step 8
Bake 5 minutes at 425 degrees. Broil 1 minute or until cheese is golden. Watch carefully as this can burn quickly.
Tips
No special items needed.