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 Creamy Garlic and Parmesan Potatoes?

You need 10 ingredients. The key ingredients include: ½ teaspoon cream of tartar, 3 lbs russet potatoes, peeled, sliced (about 8 medium), 1 (10 3/4 ounce) can condensed golden mushroom soup, ½ cup water, and more.

Is Slow Cooker Creamy Garlic and Parmesan Potatoes suitable as soups & stews?

Yes, Slow Cooker Creamy Garlic and Parmesan Potatoes falls under the Soups & Stews category and is a great choice for this type of meal.

How do I store leftover Slow Cooker Creamy Garlic and Parmesan Potatoes?

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

Slow Cooker Creamy Garlic and Parmesan Potatoes

Name: Slow Cooker Creamy Garlic and Parmesan Potatoes
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: ½ teaspoon cream of tartar; 3 lbs russet potatoes, peeled, sliced (about 8 medium); 1 (10 3/4 ounce) can condensed golden mushroom soup; ½ cup water; ¼ cup all-purpose flour; 3 tablespoons butter or 3 tablespoons margarine, melted; ½ teaspoon salt; ¼ teaspoon pepper; ¼ teaspoon garlic powder; ⅓ cup fresh parmesan cheese, shredded

Try this homemade Slow Cooker Creamy Garlic and Parmesan Potatoes recipe the whole family will love. Made with cream of tartar, russet potatoes, condens…

This Slow Cooker Creamy Garlic and Parmesan Potatoes relies on simple, everyday ingredients such as cream of tartar, water, all-purpose flour and salt. It comes together quickly and makes 4 servings, at about 409 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.

Updated Jun 30, 2026

Serves 4 Soups & Stews

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.
A good 1:1 gluten-free flour blend works well if you need a gluten-free version.
Coconut cream is a reliable plant-based alternative to dairy cream.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Slow Cooker Creamy Garlic and Parmesan Potatoes

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions