How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Slow-Cooker Onion Soup?

You need 9 ingredients. The key ingredients include: 3 jumbo yellow onions, peeled, halved and sliced into thin wedges, 1 tablespoon butter, softened, 1 tablespoon olive oil, 1 ½ tablespoons flour, and more.

Is Slow-Cooker Onion Soup suitable as soups & stews?

Yes, Slow-Cooker Onion Soup falls under the Soups & Stews category and is a great choice for this type of meal.

How do I store leftover Slow-Cooker Onion Soup?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Slow-Cooker Onion Soup Recipe

Name: Slow-Cooker Onion Soup
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 jumbo yellow onions, peeled, halved and sliced into thin wedges; 1 tablespoon butter, softened; 1 tablespoon olive oil; 1 ½ tablespoons flour; 6 cups beef broth; 2 -3 tablespoons dry sherry or 2 -3 tablespoons cognac, optional but very nice; 2 teaspoons salt, as needed; 6 thick slices crusty French bread; 1 ½ cups loosely packed shredded gruyere cheese

Slow-Cooker Onion Soup – a delicious recipe with jumbo yellow onions, butter, olive oil, flour, beef broth, sherry. Easy to follow and perfect for any occasion.

Serves 4 Soups & Stews

Servings: persons

3 jumbo yellow onions, peeled, halved and sliced into thin wedges
1 tablespoon butter, softened
1 tablespoon olive oil
1 ½ tablespoons flour
6 cups beef broth
2 -3 tablespoons dry sherry or 2 -3 tablespoons cognac, optional but very nice
2 teaspoons salt, as needed
6 thick slices crusty French bread
1 ½ cups loosely packed shredded gruyere cheese

Frequently Asked Questions

Quick Info

Servings
4 servings
Calories
301 kcal
Category
Soups & Stews

Eats Now Editorial Team

Passionate cooks who develop and test new recipes every day – from quick weeknight dinners to special occasion feasts.

Related Recipes

Caldo Con Queso Soup
English Pea Casserole
Corn & Bacon Soup
Enchilada Casserole

Slow-Cooker Onion Soup

How did you like this recipe?

Frequently Asked Questions