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 Omelet Panini?

You need 10 ingredients. The key ingredients include: 4 slices sourdough bread (1/2 inch thick), 2 teaspoons stone-ground mustard, 2 slices Havarti cheese (1 ounce each), 4 thin slices prosciutto or deli ham, and more.

Is Omelet Panini suitable as breakfast?

Yes, Omelet Panini falls under the Breakfast category and is a great choice for this type of meal.

How do I store leftover Omelet Panini?

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

Omelet Panini Recipe

Name: Omelet Panini
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 4 slices sourdough bread (1/2 inch thick); 2 teaspoons stone-ground mustard; 2 slices Havarti cheese (1 ounce each); 4 thin slices prosciutto or deli ham; 5 teaspoons butter, softened, divided; 2 large eggs; 1 tablespoon finely chopped onion; 2 teaspoons grated Parmesan cheese; 1 teaspoon minced chives; 1 teaspoon 2% milk

Start your day right with this Omelet Panini recipe. Made with bread, stone-ground mustard, cheese and deli ham. Easy step-by-step instructions included.

This Omelet Panini relies on simple, everyday ingredients such as stone-ground mustard, butter, softened, divided, large eggs and finely chopped onion. It comes together quickly and makes 4 servings, at about 354 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's an easy way to start the day, whether you're cooking a relaxed weekend breakfast or need something satisfying before a busy morning. Pair it with fresh fruit or your favorite hot drink to round out the meal.

Updated Jun 30, 2026

Serves 4 Breakfast

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.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Omelet Panini

Tips for the best results

Variations & substitutions

My Personal Notes

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