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 Holiday Mashed Potato Onion Puff?

You need 11 ingredients. The key ingredients include: 4 lb. Idaho potatoes, 1/2 c. heavy cream or half and half, 1/2 c. butter, 1 tsp. salt or to taste, and more.

Is Holiday Mashed Potato Onion Puff suitable as general?

Yes, Holiday Mashed Potato Onion Puff falls under the General category and is a great choice for this type of meal.

How do I store leftover Holiday Mashed Potato Onion Puff?

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

Holiday Mashed Potato Onion Puff Recipe

Name: Holiday Mashed Potato Onion Puff
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 4 lb. Idaho potatoes; 1/2 c. heavy cream or half and half; 1/2 c. butter; 1 tsp. salt or to taste; 1/4 c. grated onion; 2 egg yolks or Egg Beaters; 4 egg whites; thin sliced onion slices; 1 tsp. baking powder; pinch of cream of tartar; pepper to taste

Try this homemade Holiday Mashed Potato Onion Puff recipe the whole family will love. Made with potatoes, heavy cream, butter and salt. Easy step-by-ste…

This Holiday Mashed Potato Onion Puff relies on simple, everyday ingredients such as idaho potatoes, heavy cream or half and half, butter and salt or to taste. It comes together quickly and makes 4 servings, at about 825 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 General

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.
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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Holiday Mashed Potato Onion Puff

Tips for the best results

Variations & substitutions

My Personal Notes

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