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 Ham, Gruyère And Spinach Strata?

You need 13 ingredients. The key ingredients include: 3 tablespoons unsalted butter, 1 large onion, finely diced (about 2 cups), 10 ounce frozen spinach, thawed and squeezed dry, 1 1/2 cups whole milk, and more.

Is Ham, Gruyère And Spinach Strata suitable as vegetarian?

Yes, Ham, Gruyère And Spinach Strata falls under the Vegetarian category and is a great choice for this type of meal.

How do I store leftover Ham, Gruyère And Spinach Strata?

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

Ham, Gruyère And Spinach Strata Recipe

Name: Ham, Gruyère And Spinach Strata
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 tablespoons unsalted butter; 1 large onion, finely diced (about 2 cups); 10 ounce frozen spinach, thawed and squeezed dry; 1 1/2 cups whole milk; 1 1/4 cups heavy cream; 8 large eggs; 1 cup coarsely shredded Gruyere; 2 teaspoons Dijon mustard; Salt and pepper; 1/8 teaspoon nutmeg; 1 clove garlic, crushed; 6 cups cubed Italian bread (1-inch cubes); 1 cup diced ham

Try this homemade Ham, Gruyère And Spinach Strata recipe the whole family will love. Made with unsalted butter, onion, frozen spinach and milk. Easy ste…

This Ham, Gruyère And Spinach Strata relies on simple, everyday ingredients such as unsalted butter, whole milk, heavy cream and large eggs. It comes together quickly and makes 4 servings, at about 801 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Vegetarian

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

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Ham, Gruyère And Spinach Strata

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions