Ingredients:
3 tablespoons butter
2 large onions, sliced
2 egg yolks
6 cups milk
2 teaspoons salt ( or to your liking)
1/4 teaspoon pepper ( or to your liking)
croutons ( to garnish)
Directions:
Melt butter in large skillet and cook onions until tender.
Beat egg yolks in large bowl; stir in milk, salt, and pepper.
Add this mixture to onions and cook, stirring constantly, until soup begins to thicken.
Sprinkle with croutons when serving.
Servings: 6
Time preparation: 10 min.
Time total: 25 min.