Gnocchi Au Gratin

Prep: 20 min Cook: 20 min Serves: 4 Cuisine: American

Gnocchi Au Gratin features tender potato dumplings baked with Parmesan and a golden crust, offering comforting, cheesy flavors perfect for family dinners or special occasions.

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Ingredients

  • 4 cups cold mashed potatoes
  • 1 1/2 cups flour
  • 6 egg yolks
  • 1/4 teaspoon pepper
  • 1 teaspoon prepared mustard
  • 1 1/4 cups grated Parmesan cheese
  • 1/2 cup butter

Instructions

  1. Combine all ingredients, except 1/4 cup cheese and butter.
  2. Drop dumpling batter in 3/4-inch pieces into boiling water seasoned with additional salt.
  3. Cook gently until dumplings rise to surface.
  4. Remove with slotted spoon and drain on paper towels.
  5. Place dumplings in a shallow buttered casserole.
  6. Keep hot in a preheated 350°F oven.
  7. Pour melted butter over the dumplings.
  8. Sprinkle with the reserved Parmesan cheese.
  9. Broil until golden brown and serve.

Tips & Substitutions

To achieve the best texture, ensure your mashed potatoes are cold and dry before mixing with the other ingredients. If you need a gluten-free option, substitute the flour with a gluten-free blend. Adding a pinch of nutmeg can enhance the flavor, and consider using fresh herbs like thyme or chives for an extra layer of taste.

Serving Suggestions

Serve Gnocchi Au Gratin as a hearty main dish or as a side to grilled meats or a fresh salad. It pairs beautifully with Lemon Vegetable Salad, adding a refreshing contrast to the richness of the gnocchi. A sprinkle of fresh herbs on top before serving enhances the presentation and flavor.

Storage & Reheating

Store any leftover Gnocchi Au Gratin in an airtight container in the refrigerator for up to three days. Reheat in the oven at 350°F until warmed through, or in a skillet over medium heat, adding a splash of water or broth to prevent drying out.

Nutrition & Diet Analysis (per serving)

Each serving of Gnocchi Au Gratin contains roughly 688 calories, with 29g protein, 100g carbohydrates, and 22g fat. It is an excellent source of vitamin C (279% of the Daily Value), vitamin A (65% of the Daily Value), and protein (59% of the Daily Value), and a good source of vitamin D. Note that it is relatively high in sodium, at 498mg per serving (22% of the Daily Value).

688 kcal 34% DV
Protein Fat Carbs

Macronutrients

Protein 29.4g 59% DV
Total Fat 21.7g 28% DV
Carbs 99.6g 36% DV
Fiber 16.1g 57% DV
Sugar 9.2g 18% DV

Electrolytes

Sodium 497.7mg 22% DV
Potassium 1538.1mg 33% DV
Cholesterol 600mg 100% DV

Vitamins & Minerals

Vitamin A 587.9mcg 65% DV
Vitamin C 250.8mg 100% DV
Vitamin D 3.1mcg 16% DV
Calcium 365.8mg 28% DV
Iron 6.4mg 35% DV
Diet fit High-protein High-fiber Low-fat
Contains Milk Egg Wheat/Gluten

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use leftover mashed potatoes for this recipe?

Absolutely! Leftover mashed potatoes work perfectly for making gnocchi. Just ensure they are cold and not overly moist to help the dough hold together. If your mashed potatoes are too creamy, consider adding a bit more flour to achieve the right consistency.

What can I substitute for Parmesan cheese?

If you don't have Parmesan on hand, Pecorino Romano is a great alternative with a similar flavor profile. For a non-dairy option, try using nutritional yeast mixed with a bit of cashew or almond cheese to mimic the cheesy flavor without the dairy.

How do I know when the gnocchi is cooked?

The gnocchi is ready when it floats to the surface of the boiling water. This typically takes just a few minutes. Once they rise, allow them to cook for another minute or so before removing them with a slotted spoon to ensure they are fully cooked.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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