The Spanish potato omelet, also known as tortilla española, is a classic dish that brings together simple ingredients to create a flavorful and satisfying meal. This versatile dish can be enjoyed warm or at room temperature, making it perfect for any time of the day.
When preparing this recipe, you may need to pay special attention to olive oil. It's essential to use a good quality olive oil to achieve the authentic taste and texture of the dish. Additionally, make sure to select large eggs and potatoes that are suitable for frying.

Ingredients for Spanish Potato Omelet Recipe
Potatoes: The main ingredient, providing the bulk and texture of the omelet.
Onion: Adds sweetness and depth of flavor to the dish.
Eggs: Binds the ingredients together and creates the omelet structure.
Olive oil: Used for cooking the potatoes and onions, and adds richness to the omelet.
Salt: Enhances the overall flavor of the dish.
Black pepper: Adds a touch of heat and seasoning.
Technique Tip for This Recipe
When cooking the potatoes and onions in the olive oil, make sure to keep the heat at medium to avoid browning them too quickly. The goal is to achieve a soft, tender texture without any crispy edges. This will ensure that the omelet has a consistent, smooth texture throughout.
Suggested Side Dishes
Alternative Ingredients
potatoes - Substitute with sweet potatoes: Sweet potatoes offer a slightly sweeter flavor and a different texture, adding a unique twist to the dish.
potatoes - Substitute with zucchini: Zucchini provides a lighter, lower-carb alternative while still maintaining a similar texture when cooked.
onion - Substitute with shallots: Shallots have a milder, sweeter taste compared to onions, which can add a subtle depth of flavor.
onion - Substitute with leeks: Leeks offer a more delicate and slightly sweet flavor, making the omelet taste more refined.
eggs - Substitute with egg whites: Using egg whites reduces the cholesterol and fat content while still providing the necessary binding properties.
eggs - Substitute with tofu: Crumbled tofu can be used as a vegan alternative, offering a similar texture and protein content.
olive oil - Substitute with avocado oil: Avocado oil has a high smoke point and a neutral flavor, making it a good alternative for cooking.
olive oil - Substitute with coconut oil: Coconut oil adds a slight coconut flavor and is a good option for those looking for a different taste profile.
salt - Substitute with soy sauce: Soy sauce can add a savory umami flavor while also providing the necessary saltiness.
salt - Substitute with sea salt: Sea salt can offer a different mineral content and a slightly different flavor profile compared to regular table salt.
black pepper - Substitute with white pepper: White pepper provides a milder heat and a slightly different flavor, making it a good alternative for those who prefer a less pungent taste.
black pepper - Substitute with paprika: Paprika adds a mild heat and a smoky flavor, which can enhance the overall taste of the omelet.
Other Alternative Recipes Similar to This Dish
How to Store or Freeze This Dish
- Allow the Spanish potato omelet to cool to room temperature before storing. This helps prevent condensation, which can make the omelet soggy.
- Wrap the omelet tightly in plastic wrap or aluminum foil. This will keep it fresh and prevent it from absorbing any unwanted odors from the fridge.
- Place the wrapped omelet in an airtight container. This adds an extra layer of protection and helps maintain its flavor and texture.
- Store the omelet in the refrigerator for up to 3-4 days. When ready to eat, you can enjoy it cold or reheat it in a microwave or on the stovetop.
- For longer storage, cut the omelet into individual portions. This makes it easier to thaw and reheat only what you need.
- Wrap each portion in plastic wrap or aluminum foil, then place them in a single layer on a baking sheet. Freeze until solid, about 1-2 hours.
- Transfer the frozen portions to a resealable freezer bag or airtight container. Label with the date to keep track of freshness.
- When ready to enjoy, thaw the omelet portions in the refrigerator overnight. Reheat in a microwave or on the stovetop until warmed through.
How to Reheat Leftovers
Stovetop Method:
- Heat a non-stick frying pan over medium heat.
- Add a small amount of olive oil to the pan.
- Place the leftover Spanish potato omelet in the pan.
- Cover with a lid to retain moisture.
- Heat for about 5-7 minutes, flipping halfway through, until warmed through.
Oven Method:
- Preheat your oven to 350°F (175°C).
- Place the omelet on a baking sheet lined with parchment paper.
- Cover the omelet with aluminum foil to prevent it from drying out.
- Bake for 10-15 minutes, or until heated through.
Microwave Method:
- Place the omelet on a microwave-safe plate.
- Cover with a microwave-safe lid or another plate to avoid splatters.
- Heat on medium power for 1-2 minutes.
- Check the temperature and continue heating in 30-second increments until warm.
Air Fryer Method:
- Preheat the air fryer to 350°F (175°C).
- Place the omelet in the air fryer basket.
- Heat for 3-5 minutes, checking halfway through to ensure it doesn't overcook.
Toaster Oven Method:
- Preheat the toaster oven to 350°F (175°C).
- Place the omelet on a baking tray.
- Cover with aluminum foil.
- Heat for 10-12 minutes, or until warmed through.
Best Tools for This Recipe
Frying pan: Used to heat the olive oil and cook the potatoes, onions, and the omelet mixture.
Mixing bowl: Used to beat the eggs and mix them with the cooked potatoes and onions.
Spatula: Helps in stirring the potatoes and onions while they cook, and also useful for mixing the egg mixture.
Knife: Essential for peeling and thinly slicing the potatoes and onion.
Cutting board: Provides a safe surface for slicing the potatoes and onion.
Plate: Used to flip the omelet to cook the other side.
Whisk: Useful for beating the eggs with salt and pepper.
Measuring cup: Used to measure the olive oil accurately.
Stove: Provides the heat source for cooking the omelet.
How to Save Time on Making This Recipe
Pre-slice ingredients: Slice the potatoes and onions in advance and store them in the fridge to save prep time.
Use a mandoline: A mandoline slicer can help you achieve thin, even slices quickly.
Cook in batches: If your pan is small, cook the potatoes and onions in batches to ensure even cooking.
Beat eggs ahead: Beat the eggs with salt and pepper beforehand and keep them ready to mix with the cooked ingredients.
Non-stick pan: Use a non-stick pan to prevent the omelet from sticking, making flipping easier and cleanup faster.

Spanish Potato Omelet
Ingredients
Main Ingredients
- 4 large Potatoes peeled and thinly sliced
- 1 large Onion thinly sliced
- 6 large Eggs
- ½ cup Olive Oil
- to taste Salt
- to taste Black Pepper
Instructions
- 1. Heat olive oil in a frying pan over medium heat.
- 2. Add sliced potatoes and onions. Cook until soft, about 10 minutes.
- 3. In a mixing bowl, beat the eggs with salt and pepper.
- 4. Add the cooked potatoes and onions to the eggs. Mix well.
- 5. Pour the mixture back into the frying pan. Cook on low heat until the eggs are set, about 10 minutes.
- 6. Flip the omelet using a plate and cook the other side for 5 minutes.
- 7. Serve warm or at room temperature.
Nutritional Value
Keywords
Suggested Appetizers and Desserts for This Recipe
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