National Dish San Marino: Frittata di Cipolle (Recipe)

In this article
Meet Frittata di Cipolle, the national dish of San Marino and a shining example of rustic Italian home cooking. This fluffy onion omelette turns a handful of humble ingredients into something genuinely memorable: sweet, slowly softened onions folded through beaten eggs and cooked until just set. Light yet satisfying, it makes a perfect lunch or a delicious side, and it comes together in minutes. Bring a taste of this tiny mountain republic straight to your own table.
About Frittata di Cipolle
Frittata di Cipolle is the national dish of San Marino and a true highlight of Italian cooking. This fluffy onion omelette is built from the simplest of ingredients, yet delivers a surprising depth of flavour. The onions are gently softened in a pan and then combined with beaten eggs, striking a perfect balance between savoury aroma and a light, tender texture. Ideal as an easy lunch or a tasty side, this frittata suits just about any occasion and sits comfortably within San Marino’s wider tradition of unfussy, seasonal San Marino cuisine.
Ingredients (serves 1–2)
- 4 large eggs
- 2 large onions, thinly sliced
- 3 tablespoons olive oil
- Salt and pepper, to taste
- Fresh herbs (such as parsley or basil), to garnish
Shopping for the ingredients
When shopping for the ingredients for Frittata di Cipolle, pay attention to the freshness of the onions. Choose firm onions with no dark patches or soft, bruised spots. It is also worth using a good-quality olive oil, as this makes a real difference to the flavour of the finished frittata. Consider picking up some fresh herbs too, since they add an extra layer of aroma to the dish.
Preparing the dish
Preparing Frittata di Cipolle is quick and straightforward. Begin by peeling the onions thoroughly and slicing them into thin rings. These are then gently softened in olive oil until tender and lightly caramelised. While the onions cook, whisk the eggs well in a bowl and season them with salt and pepper. A little groundwork like this keeps the whole process relaxed and smooth.
Step-by-step instructions
- Heat the olive oil in a pan and slowly cook the onions over low heat.
- Once the onions are soft and golden, turn up the heat.
- Pour the beaten eggs over the onions and spread them out evenly.
- Cook the frittata over medium heat for a few minutes, until the underside is set.
- Carefully flip it over using a plate and cook the other side as well.
- Cut the frittata into pieces and serve hot or warm.
Gluten-free / lactose-free version
Frittata di Cipolle is naturally gluten-free and lactose-free, as it contains no ingredients that carry those allergens. That makes it an excellent choice for anyone following a gluten-free or lactose-free diet. If you have further food intolerances, the recipe is easy to adapt — simply leave out extras such as cheese. The frittata stays every bit as tasty and nourishing.
Tips for vegans and vegetarians
For vegans, Frittata di Cipolle is a little trickier to make, since eggs are the main ingredient. One possible alternative is to replace the eggs with a mixture of chickpea flour and water. This produces a similar consistency and can be seasoned in just the same way. Vegetarians, meanwhile, will happily enjoy the frittata, as it contains no animal by-products once the cheese is left out.
More tips and tricks
If you would like your Frittata di Cipolle especially fluffy, beat the eggs well before mixing so they turn light and airy. Adding grated cheese or other vegetables such as peppers or spinach is another way to ring the changes. A squeeze of lemon juice just before serving adds a fresh note and lifts the flavours. Experiment with different herbs to give the dish your own personal stamp — much as you might with a Frittata di Zucchine.
Adapting the recipe to your taste
Frittata di Cipolle is wonderfully flexible and easy to tailor to your liking. If you enjoy bolder flavours, add smoked paprika or fresh chillies. For a heartier version, you can also stir in potatoes that have been boiled or lightly fried beforehand. Different herbs — thyme or oregano, for instance — are well worth trying to vary the taste and open up new dimensions, in the same spirit as a rustic Sformato di Verdure.
Ingredient substitutions
If you are not keen on onions, you can swap them for other vegetables such as leeks or mushrooms. The type of oil can be varied too, so you might use coconut oil or avocado oil if you fancy modifying the flavour. For a spicy kick, a little chilli oil works nicely as well. Just be sure to adjust the amount of seasoning to suit your own preferences.
Drink pairing ideas
A range of drinks pairs beautifully with Frittata di Cipolle. A freshly squeezed orange juice brings a fruity note, while a well-chilled white wine such as Sauvignon Blanc, or a glass of Prosecco, complements the flavours perfectly. For an alcohol-free option, try sparkling mineral water with slices of lemon to refresh the palate. As a rule, keep the drinks light and fresh so they complement rather than overwhelm the dish.
Serving and presentation ideas
The look of your Frittata di Cipolle can be lifted with a few simple touches. Serve it on a handsome wooden board or a pale plate to bring out the colours of the dish. A garnish of freshly chopped herbs or a drizzle of olive oil makes for an appetising finish. Cutting the frittata into even pieces or neat triangles also adds to an attractive presentation, especially alongside a simple Insalata Caprese.
A bit of history
The origins of Frittata di Cipolle reach far back and are closely tied to the simple, rural cooking of Italy. It is a dish that grew popular across various regions of Europe over time, adapted to whatever local produce was at hand. In San Marino the frittata holds a special place and is often served at festivities and family gatherings. Its preparation is not just a matter of taste but also part of the culinary identity of this small nation — a tradition it shares with dishes like Bruschetta al Pomodoro.
More recipe ideas
Summary: Frittata di Cipolle
Frittata di Cipolle is a simple yet delicious dish that captures the flavours of San Marino perfectly. With minimal ingredients and a quick preparation, this onion omelette is ideal for any occasion. Whether served as a light lunch or a tasty side, it offers flexibility and plenty of room to make it your own. Let Italian cooking inspire you and enjoy a slice of history on your plate.



