How to cook costco mashed potatoes – Bex’s Kitchen

By Bex Smith | Published on December 16, 2023

Mashed potatoes are a classic side dish that can be found on tables across the world. But, if you’re looking to spice up your mashed potatoes, you may want to try cooking Costco Mashed Potatoes. 

This dish is made from frozen Costco mashed potatoes, which are a great time saver and offer a delicious flavor.

How To Cook Costco Mashed Potatoes

How to Cook Costco Mashed Potatoes?

Costco Mashed Potatoes are a convenient and delicious side dish that can be prepared in just minutes. This dish consists of frozen mashed potatoes that are pre-cooked and then reheated in a skillet before serving.

 The dish is quick and easy to make, and it’s perfect for a busy weeknight dinner or a special occasion.

What Does It Taste Like?

Costco Mashed Potatoes have a creamy and slightly salty taste. The potatoes are lightly seasoned with garlic, onion, and parsley, which gives the dish a savory flavor. 

The potatoes are also made with butter, cream, and cheese, which adds richness and creaminess to the dish.

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Ingredients

1/2 Container of Costco’s Ready-to-Serve Mashed Potatoes, a luscious blend of creamy spuds crafted for convenience and flavor: The Ready-to-Serve Mashed Potatoes from Costco serve as a convenient and flavorful base for a quick and easy side dish. This pre-prepared option offers a luscious blend of creamy spuds, providing a time-saving solution without compromising on taste. The use of these ready-to-serve mashed potatoes eliminates the need for peeling, boiling, and mashing fresh potatoes, making it a convenient choice for busy cooks or those seeking an efficient way to prepare a classic side dish.

Best Costco Mashed Potatoes

Directions

Step 1: Check Packaging:

  • Review the packaging of Costco’s Ready-to-Serve Mashed Potatoes for any specific heating instructions. Follow any guidelines provided by the manufacturer.

Step 2: Microwave Method:

  • If the mashed potatoes are packaged in a microwave-safe container, you can heat them in the microwave.
  • Remove the lid or cover, and microwave on high for the recommended time, usually in 1–2-minute increments.

Step 3: Stovetop Method (if applicable):

  • If the packaging suggests stovetop heating, transfer the mashed potatoes to a saucepan.
  • Heat over medium heat, stirring occasionally to prevent sticking or burning. Be careful not to overheat.

Step 4: Oven Method (if applicable):

  •  For an oven option, preheat the oven as per the packaging instructions.
  • Transfer the mashed potatoes to an oven-safe dish and heat until warmed through.

Step 5: Stirring (if necessary):

  • During the heating process, stir the mashed potatoes occasionally to ensure even warming.
  • This helps maintain a consistent temperature throughout.

Step 6: Check for Desired Temperature:

  • Use a fork or spoon to check the temperature of the mashed potatoes.
  • They are ready when heated to your desired temperature.

Step 7: Serve Warm:

  • Once heated, spoon the creamy mashed potatoes onto individual plates or into a serving dish.
  • They are now ready to be served.

Step 8: Optional Toppings (if desired):

  • Consider adding extra flavor and texture by topping the mashed potatoes with ingredients like shredded cheddar cheese, crispy bacon bits, chopped green onions, sour cream, or a pat of butter.

Step 9: Pairing Suggestions:

  • Serve the mashed potatoes as a delightful side dish alongside your favorite main course.
  • They pair well with grilled meats, roasted vegetables, or a hearty stew.

Step 10: Enjoy the Convenience:

  • Revel in the convenience of Costco’s Ready-to-Serve Mashed Potatoes, savoring the rich and creamy texture the need for extensive preparation.

Step 11: Share and Indulge:

  • Share this easy and convenient mashed potatoes recipe with friends or family.
  • Allow everyone to indulge in the comfort of a classic side dish without the fuss.

Tips

Use a non-stick skillet: Using a non-stick skillet will help prevent the potatoes from sticking to the bottom.

Do not over-cook: It is important not to over-cook the potatoes as they can become dry and crumbly.

Add additional ingredients: You can add additional ingredients such as bacon, sour cream, or chives to give the potatoes even more flavor.

Adjust the seasoning: Adjust the seasoning to your taste.

Store leftovers: Store any leftover mashed potatoes in an airtight container in the refrigerator.

Easy Costco Mashed Potatoes

Nutrition Information

One serving of Costco Mashed Potatoes is approximately 290 calories. The dish contains 11 grams of fat, 17 grams of carbohydrates, and 4 grams of protein.

What to Serve With How to Cook Costco Mashed Potatoes?

Costco Mashed Potatoes are a delicious side dish that can be served with a variety of different main dishes. Some of the best dishes to serve with mashed potatoes include:

Roasted chicken: Roasted chicken is a classic main dish that pairs perfectly with mashed potatoes.

Grilled steak: Grilled steak is a delicious and hearty main dish that goes well with mashed potatoes.

Roasted vegetables: Roasted vegetables are a healthy and flavorful side dish that pairs nicely with mashed potatoes.

Fish: Fish is a healthy and flavorful main dish that pairs nicely with mashed potatoes.

Salad: A simple green salad is a great side dish for mashed potatoes.

How to Store Leftover How to Cook Costco Mashed Potatoes?

Leftover Costco Mashed Potatoes can be stored in an airtight container in the refrigerator for up to four days. To reheat the potatoes, simply place them in a skillet and heat over medium heat until heated through.

What Other Substitute Can I Use in How to Cook Costco Mashed Potatoes?

If you don’t have frozen mashed potatoes on hand, you can use other types of potatoes to make the dish. Some of the best substitutes for frozen mashed potatoes include:

Instant mashed potatoes: Instant mashed potatoes are a great substitute for frozen mashed potatoes. They are easy to prepare and offer a delicious flavor.

Canned potatoes: Canned potatoes are a convenient and flavorful substitute for frozen mashed potatoes.

Fresh potatoes: Fresh potatoes can be boiled and mashed to make a delicious mashed potatoes dish.

Sweet potatoes: Sweet potatoes can be boiled and mashed to make a flavorful mashed potatoes dish.

Riced cauliflower: Riced cauliflower can be used as a low-carb alternative to mashed potatoes.

Best Costco Mashed Potatoes

How To Cook Costco Mashed Potatoes

Mashed potatoes are a classic side dish that can be found on tables across the world. But, if you’re looking to spice up your mashed potatoes, you may want to try cooking Costco Mashed Potatoes. 
Prep Time: 7 minutes
Cook Time: 15 minutes
Total Time: 22 minutes
Course: dinner
Cuisine: American
Keyword: How To Cook Costco Mashed Potatoes
Servings: 2 Servings
Calories: 290kcal
Author: Bex Smith

Equipment

  • Microwave
  • Saucepan (if using stovetop method)
  • Oven (if using oven method)
  • Fork or Spoon

Ingredients

  • 1/2 Container of Costco’s Ready-to-Serve Mashed Potatoes a luscious blend of creamy spuds crafted for convenience and flavor.

Instructions

1.Check Packaging:

  • Review the packaging of Costco’s Ready-to-Serve Mashed Potatoes for any specific heating instructions. Follow any guidelines provided by the manufacturer.

2.Microwave Method:

  • If the mashed potatoes are packaged in a microwave-safe container, you can heat them in the microwave. Remove the lid or cover, and microwave on high for the recommended time, usually in 1–2-minute increments.

3.Stovetop Method (if applicable):

  • If the packaging suggests stovetop heating, transfer the mashed potatoes to a saucepan. Heat over medium heat, stirring occasionally to prevent sticking or burning. Be careful not to overheat.

4.Oven Method (if applicable):

  • For an oven option, preheat the oven as per the packaging instructions. Transfer the mashed potatoes to an oven-safe dish and heat until warmed through.

5.Stirring (if necessary):

  • During the heating process, stir the mashed potatoes occasionally to ensure even warming. This helps maintain a consistent temperature throughout.

6.Check for Desired Temperature:

  • Use a fork or spoon to check the temperature of the mashed potatoes. They are ready when heated to your desired temperature.

7.Serve Warm:

  • Once heated, spoon the creamy mashed potatoes onto individual plates or into a serving dish. They are now ready to be served.

Optional Toppings (if desired):

  • Consider adding extra flavor and texture by topping the mashed potatoes with ingredients like shredded cheddar cheese, crispy bacon bits, chopped green onions, sour cream, or a pat of butter.

9.Pairing Suggestions:

  • Serve the mashed potatoes as a delightful side dish alongside your favorite main course. They pair well with grilled meats, roasted vegetables, or a hearty stew.

10.Enjoy the Convenience:

  • Revel in the convenience of Costco’s Ready-to-Serve Mashed Potatoes, savoring the rich and creamy texture without the need for extensive preparation.

11.Share and Indulge:

  • Share this easy and convenient mashed potatoes recipe with friends or family, allowing everyone to indulge in the comfort of a classic side dish without the fuss.

Notes

Use a non-stick skillet: Using a non-stick skillet will help prevent the potatoes from sticking to the bottom.
Do not over-cook: It is important not to over-cook the potatoes as they can become dry and crumbly.
Add additional ingredients: You can add additional ingredients such as bacon, sour cream, or chives to give the potatoes even more flavor.
Adjust the seasoning: Adjust the seasoning to your taste.
Store leftovers: Store any leftover mashed potatoes in an airtight container in the refrigerator.

Nutrition

Calories: 290kcal
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Frequently Asked Questions

What are Costco Mashed Potatoes made of?

Costco Mashed Potatoes are made with frozen mashed potatoes that are pre-cooked and then reheated in a skillet before serving. The dish is made with butter, cream, and cheese, which adds richness and creaminess to the dish, and it is lightly seasoned with garlic, onion, and parsley, which gives the dish a savory flavor.

Can you freeze Costco Mashed Potatoes?

Yes, Costco Mashed Potatoes can be frozen for up to three months.

What other ingredients can you add to Costco Mashed Potatoes?

You can add additional ingredients such as bacon, sour cream, or chives to give the potatoes even more flavor.

Can you use other types of potatoes to make Costco Mashed Potatoes?

Yes, you can use other types of potatoes to make the dish. Some of the best substitutes for frozen mashed potatoes include instant mashed potatoes, canned potatoes, fresh potatoes, sweet potatoes, and riced cauliflower.

Conclusion

Costco Mashed Potatoes are a convenient and delicious side dish that can be prepared in just minutes. This dish consists of frozen mashed potatoes that are pre-cooked and then reheated in a skillet before serving. 

The dish is quick and easy to make, and it’s perfect for a busy weeknight dinner or a special occasion. The potatoes are lightly seasoned with garlic, onion, and parsley, and made with butter, cream, and cheese, which adds richness and creaminess to the dish.

You can add additional ingredients such as bacon, sour cream, or chives to give the potatoes even more flavor, and you can use other types of potatoes to make the dish, such as instant mashed potatoes, canned potatoes, fresh potatoes, sweet potatoes, and riced cauliflower.

 Leftover Costco Mashed Potatoes can be stored in an airtight container in the refrigerator for up to four days.

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