Sometimes the best recipes are the ones that have been passed down for generations. Grandmother’s Potato Soup is a simple, no-frills meal that relies on humble ingredients and time-honored techniques. There are no cans of condensed soup here—just potatoes, onions, celery, and a creamy broth thickened with a homemade roux.
It tastes like pure nostalgia. The texture is creamy but rustic, with tender chunks of potato that melt in your mouth. It is affordable, filling, and perfect for those nights when you crave something wholesome.
Why You’ll Love This Recipe
Pantry Staples
You likely have everything you need: potatoes, flour, butter, milk, and broth.
Soul-Warming
It’s comfort in a bowl. For a different take on potato soup with a spicy kick, try the Cajun Potato Soup (Slow Cooker Version).

Ingredients
- 5 cups Russet potatoes, peeled and diced
- 1 medium onion, chopped
- 2 stalks celery, chopped
- 4 tbsp butter
- 1/3 cup flour
- 4 cups chicken broth
- 2 cups milk
Instructions
- Sauté onion and celery in butter.
- Stir in flour to make roux.
- Whisk in broth and milk. Add potatoes.
- Cook 20-25 mins until tender.
- Mash partially. Season and serve.
Ingredient Highlights & Substitutions
Essential Ingredients
Russet Potatoes. Butter. Flour. Chicken Broth. Milk. Onion. Celery. Salt/Pepper.
Smart Substitutions
Half-and-half makes it richer. Vegetable broth makes it vegetarian.
Step-by-Step Instructions
Prep Phase
Peel and cube potatoes. Chop veggies.
Cooking Phase
Melt butter. Sauté veggies. Add flour (roux). Whisk in broth and milk. Add potatoes. Simmer 20-25 mins. Mash partially.
Pro Tips for Perfect Results
Technique Secrets
The “partial mash” is key to thickening without cornstarch.
Common Mistakes to Avoid
Under-salting. Potatoes need salt.
Serving Ideas & Pairings
Presentation & Plating
Serve with crackers or bread.
Pairing Suggestions
A ham sandwich is a classic side.
Frequently Asked Questions
Q1? Can I freeze it?
Not ideal due to dairy separating.
Q2? Can I add bacon?
Yes, crumble it on top!
Q3? Is it gluten-free?
No, unless you use GF flour.
| Nutrient | Amount per Serving |
|---|---|
| Calories | 320 kcal |
| Total Fat | 14g |
| Saturated Fat | 9g |
| Cholesterol | 40mg |
| Sodium | 800mg |
| Carbohydrates | 40g |
| Dietary Fiber | 3g |
| Protein | 8g |
Conclusion
Grandmother’s Potato Soup is culinary comfort. It reminds us that good food doesn’t have to be complicated.
