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 Overnight Italian Omelet?

You need 13 ingredients. The key ingredients include: 1 loaf Italian bread, broken into small pieces, 6 Tbsp. butter, melted, 3/4 lb. Swiss cheese, shredded, 1/2 lb. Mozzarella cheese, shredded, and more.

Is Overnight Italian Omelet suitable as breakfast?

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

How do I store leftover Overnight Italian Omelet?

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

Overnight Italian Omelet Recipe

Name: Overnight Italian Omelet
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 loaf Italian bread, broken into small pieces; 6 Tbsp. butter, melted; 3/4 lb. Swiss cheese, shredded; 1/2 lb. Mozzarella cheese, shredded; 9 thin slices Genoa salami, chopped; 16 eggs; 3 1/4 c. milk; 1/2 c. white cooking wine; 4 green onions, minced; 1 Tbsp. Dijon mustard; salt and pepper to taste; 1 1/2 c. sour cream; 2/3 c. grated Parmesan cheese

Start your day right with this Overnight Italian Omelet recipe. Made with Italian bread, butter, Swiss cheese and Mozzarella cheese. Easy step-by-step i…

This Overnight Italian Omelet relies on simple, everyday ingredients such as butter, melted, swiss cheese, shredded, mozzarella cheese, shredded and eggs. It comes together quickly and makes 4 servings, at about 1731 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

1731

kcal

Calories

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.
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

Saved locally in your browser — visible only to you.

Overnight Italian Omelet

Tips for the best results

Variations & substitutions

My Personal Notes

How did you like this recipe?

Frequently Asked Questions