Fall Onion Soup - cooking recipe

Ingredients

1 tablespoon butter
1 tablespoon olive oil
1 teaspoon thyme
2 large onions, sliced
1 cup chicken broth
1 cup apple cider
1/4 cup grated Parmesan cheese, or to taste (optional)

Preparation

Melt butter with olive oil and thyme in a pot over medium-low heat. Cook and stir onions in butter mixture until caramelized, about 20 minutes.
Pour chicken broth and apple cider into pot; simmer mixture for 20 minutes. Garnish with Parmesan cheese.