Monte Cristo Sandwich: Classic Ham and Swiss Recipe

A Monte Cristo is a crisp, golden sandwich layered with ham, turkey, and Swiss cheese, dipped in an egg-and-milk mixture and pan-fried. It is a sweet-savory American café classic, often served with powdered sugar and jam; this version keeps the center warm and melty without making the bread soggy.

Ingredients

8 slices sturdy white sandwich bread, about 8 oz (225 g)
4 tsp (20 ml) Dijon mustard
4 tsp (20 ml) mayonnaise
8 thin slices deli ham, about 6 oz (170 g)
8 thin slices deli turkey, about 6 oz (170 g)
8 slices Swiss cheese, about 6 oz (170 g)
3 large eggs, about 150 g without shells
½ cup (120 ml) whole milk
¼ tsp fine salt (about 1.5 g)
⅛ tsp black pepper (about 0.3 g)
2 tbsp (28 g) unsalted butter, divided
2 tbsp (16 g) powdered sugar, for serving
¼ cup (80 g) raspberry or strawberry jam, for serving

Instructions

Set out the bread, meats, and cheese. In a shallow dish wide enough to hold a sandwich, whisk the eggs, milk, salt, and pepper until completely blended. Keep the egg mixture refrigerated if you are not using it immediately.
Spread mustard on four bread slices and mayonnaise on the other four. For each sandwich, layer one slice of Swiss, 2 slices of ham, 2 slices of turkey, and another slice of Swiss on a mustard-coated slice. Close with a mayonnaise-coated slice, spreads facing inward. Press each sandwich gently so the layers hold together.
Heat a large skillet or griddle over medium-low heat. Add 1 tablespoon (14 g) butter and let it melt without browning. Work in batches if necessary so the sandwiches fit without touching.
Dip one sandwich into the egg mixture for about 5 seconds per side, turning carefully to coat the outside. Lift it out and let excess mixture drip back into the dish. Do not leave the sandwich soaking: a brief dip coats the bread while helping the inside cook through.
Place the coated sandwich in the skillet. Cook for 4 minutes, then turn it carefully and cook for another 4 minutes. Adjust the heat if the bread browns too quickly; medium-low heat gives the cheese time to melt before the crust gets too dark.
Check the center with a food thermometer, inserting it between the meat and cheese layers. Because this is an egg-dipped egg dish, the USDA FSIS safe minimum is 160°F (71°C). If it has not reached that temperature, continue cooking over low heat, turning as needed, and check again. Transfer to a plate and cover loosely while cooking the remaining sandwiches with the remaining 1 tablespoon (14 g) butter.
Let the sandwiches rest for 2 minutes, then cut each in half. Dust lightly with powdered sugar and serve with jam alongside.

Tips

Use bread that is sturdy but not extremely thick. Soft, thin slices can tear when dipped; very thick slices make it harder for heat to reach the filling.
Keep the egg dip brief and let excess drip off. A long soak saturates the bread, which can leave the middle heavy or make the sandwich difficult to turn.
If Swiss is unavailable, use Gruyère, provolone, or mild cheddar. Gruyère is nutty and rich, provolone is milder, and cheddar gives the sandwich a sharper flavor.
For easier handling, secure the closed sandwich with two toothpicks before dipping. Remove them before cutting and serving, and take care not to forget any in the sandwiches.

Serving Suggestions

Serve the sandwiches hot, with raspberry or strawberry jam in a small bowl for dipping. The powdered sugar is a traditional café-style finishing touch, but it is optional; use a light dusting so it does not overwhelm the savory filling. A simple green salad, sliced fruit, or a small bowl of tomato soup makes a useful side when serving the sandwiches as a full lunch. For a richer brunch plate, add fresh berries and serve the jam separately rather than spreading it inside before frying.

Variations

For a simpler sandwich, use ham and Swiss only, keeping the same total amount of filling and cooking method. For a more pronounced savory flavor, replace Dijon with a thin layer of whole-grain mustard. A vegetarian version can use sautéed mushrooms and spinach in place of the meats; cook off excess moisture and cool the vegetables before assembling so they do not make the bread wet. You can also use brioche for a richer, softer result, but dip it very quickly and watch the heat because its sugar and tender crumb can brown faster.

Storage and Reheating

Monte Cristo sandwiches are best eaten soon after frying, while the outside is crisp and the cheese is melted. Refrigerate leftovers within 2 hours of cooking in a covered container; they keep for 3–4 days. Reheat in a skillet over low heat, turning once, until hot throughout and the center reaches 165°F (74°C), the USDA FSIS temperature for reheated leftovers. A toaster oven or conventional oven at 350°F (175°C) also works; heat on a tray until crisp and hot, checking the center with a thermometer. Avoid reheating in a microwave if you want to preserve the crisp coating, since it tends to soften the bread. Discard leftovers left at room temperature longer than 2 hours, or 1 hour when the temperature is above 90°F (32°C).

Frequently Asked Questions

Is a Monte Cristo sweet or savory?
It is both. Ham, turkey, and Swiss make the filling savory, while powdered sugar and jam add a sweet contrast. You can leave off either garnish to suit your taste.

Can I assemble the sandwiches ahead?
You can layer and close the sandwiches a few hours ahead, cover them, and refrigerate them. Dip them in the egg mixture just before frying so the bread does not become soggy. Keep raw egg mixture chilled and discard any dip left over after it has contacted the uncooked sandwiches.

How do I keep the cheese from leaking out?
Use slices of cheese that fit inside the bread, keep the filling slightly back from the edges, and press the sandwich gently before dipping. A moderate skillet temperature helps the cheese melt without forcing it out as the crust browns.

Can I make these without ham or turkey?
Yes. Use one meat or substitute cooked vegetables such as well-drained mushrooms and spinach. If using vegetables, cool them before assembly and avoid wet fillings that can loosen the bread or prevent the cheese from melting evenly.

Can I freeze a cooked Monte Cristo?
Freezing is possible, but the egg coating and bread may lose some crispness after thawing. Cool the sandwich promptly, wrap it airtight, and freeze for up to 2 months for best quality. Thaw overnight in the refrigerator, then reheat until the center reaches 165°F (74°C).

What if I do not have a thermometer?
A thermometer is the reliable way to confirm the egg-coated filling reaches the safe minimum of 160°F (71°C). If you make this recipe regularly, an instant-read food thermometer is a useful kitchen tool; do not rely only on browning, since the outside can cook before the center is ready.

More recipes to cook

Safety notes: safe minimum internal temperatures from USDA FSIS; raw and undercooked fish guidance from the U.S. FDA. Food safety notes

Spotted an error? Tell us and we will correct it (corrections policy).