Golden Turkey Croissant

This golden turkey croissant is the open-faced bistro sandwich that turns three-day-old roasted turkey into something restaurant-worthy. A flaky butter croissant cradles thin slices of cooked turkey, ripe tomato, and a tangle of alfalfa sprouts, all blanketed in warm cheddar cheese sauce.

The cheese sauce is what elevates this above any standard turkey sandwich. A proper cheddar sauce (mornay, in classical terms) adds richness, tang, and the comforting golden glow that gives this sandwich its name. Use a homemade sauce or a quality jarred one, but skip the orange goo from a jar of nacho cheese.

Warm the croissant briefly in the oven before assembling. A 3-minute toast at 350°F (175°C) wakes up the layers and crisps the edges so the sandwich isn’t soggy from the moment the warm sauce hits.

Serve with a green salad, potato chips, or a cup of soup for a full meal.

Kitchen Tips

• Slice the turkey paper-thin. Thick slices feel coarse against the delicate croissant; thin slices stack into a refined layered sandwich.
• Pat the tomato slices dry with a paper towel before adding. Tomato juice plus warm cheese sauce gives you a soggy croissant in seconds.
• Heat the cheese sauce gently. Boiled cheese sauce splits into greasy oil and grainy cheese.
• Eat immediately. This sandwich does not hold; the croissant collapses under the warm sauce within 5 minutes.

Variations

• Add 2 slices of crisp bacon for a club-style version.
• Swap turkey for thinly sliced ham and use Swiss cheese sauce for a French ham-and-cheese twist.
• Use a butter brioche bun in place of the croissant for less mess and easier handling.