Onion Frittata with Roasted Tomato and Cheddar

Name: Onion Frittata with Roasted Tomato and Cheddar
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 tablespoon extra-virgin olive oil; 1 cup diced leek (white part only); 6 large eggs, preferably pasture-raised; 1/2 cup heavy cream; 2 tablespoons grated Parmesan cheese; 2 teaspoons kosher salt; 1/2 teaspoon finely ground black pepper; 2 teaspoons chopped fresh oregano, or 1 teaspoon dried Sicilian oregano; 1/2 cup Roasted Onions (page 182); 4 ciabatta rolls; 8 slices white Cheddar cheese; 8 tablespoons Roasted Tomatoes (see page 195)

Servings: persons

1 tablespoon extra-virgin olive oil
1 cup diced leek (white part only)
6 large eggs, preferably pasture-raised
1/2 cup heavy cream
2 tablespoons grated Parmesan cheese
2 teaspoons kosher salt
1/2 teaspoon finely ground black pepper
2 teaspoons chopped fresh oregano, or 1 teaspoon dried Sicilian oregano
1/2 cup Roasted Onions (page 182)
4 ciabatta rolls
8 slices white Cheddar cheese
8 tablespoons Roasted Tomatoes (see page 195)

1
Preheat the oven to 300F.
2
In a 10-inch ovenproof skillet, heat the oil and saute the leek over low heat until soft but without color.
3
In a large bowl, crack and whip the eggs and add the cream, Parmesan cheese, salt, pepper, and oregano.
4
Add the leek and the onions.
5
Pour the egg mixture back into the skillet and place in the oven.
6
Bake the frittata for about 30 minutes, until the center is set.
7
Use immediately or allow to cool (keeps in fridge for about 1 day).
8
Increase the oven to 350F or preheat if preparation has been delayed.
9
Slice the ciabatta rolls in half and place one slice of Cheddar on each top and bottom slice of bread.
10
Place the bread in the oven and remove once cheese is melted.
11
Simultaneously, reheat the frittata in oven if made ahead of time.
12
Cut the frittata into four pieces and place one piece on each bottom slice of bread.
13
Top with the roasted tomatoes.
14
Close the sandwiches and serve.

648

kcal

Calories

Fat

Carbs

Protein

Fat Carbs Protein

* Per serving · 4 servings · Values may vary.

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

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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How did you like this recipe?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

You need 12 ingredients. The key ingredients include: 1 tablespoon extra-virgin olive oil, 1 cup diced leek (white part only), 6 large eggs, preferably pasture-raised, 1/2 cup heavy cream, and more.

Yes, Onion Frittata with Roasted Tomato and Cheddar falls under the Breakfast category and is a great choice for this type of meal.

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

That's it — enjoy your meal!