Slow cooker 4-ingredient French onion turkey is the kind of easy dinner that saves the day when the week gets busy. Using sliced deli turkey, dry onion soup mix, and just a couple more simple ingredients, this recipe turns pantry and refrigerator staples into a warm, savory meal with classic French onion flavor. It is especially handy for hectic workdays because the prep is minimal, and the slow cooker does most of the heavy lifting.

This turkey is delicious piled onto toasted sandwich rolls, spooned over mashed potatoes, or served with egg noodles to catch all of the rich oniony sauce. For a simple family dinner, add a green salad, steamed green beans, or roasted carrots on the side. If you want to lean into that cozy diner-style feel, serve it with melted provolone or Swiss cheese and a few pickles.

Slow Cooker 4-Ingredient French Onion Turkey

Servings: 6

Finished French onion turkey served warm with sauce
Finished French onion turkey served warm with sauce

Ingredients

1 1/2 pounds sliced deli turkey

1 packet dry onion soup mix
1 can (10.5 ounces) condensed cream of chicken soup
1 cup low-sodium chicken broth

Directions

1. Lightly coat the slow cooker insert with nonstick spray if desired, then spread the sliced deli turkey evenly in the bottom.

2. Sprinkle the dry onion soup mix evenly over the turkey.

3. In a bowl, whisk together the condensed cream of chicken soup and chicken broth until smooth, then pour the mixture over the turkey and seasoning.

4. Cover and cook on low for 2 to 3 hours, stirring once or twice if convenient, until the turkey is heated through and the sauce is hot and savory.

5. Stir gently, then serve the French onion turkey on toasted rolls, over mashed potatoes, or over noodles with plenty of sauce.

Variations & Tips

Cheesy version: For an even more French onion-inspired finish, top the hot turkey with provolone, Swiss, or mozzarella during the last 10 minutes of cooking so it melts right into the sauce.

Make it sandwich-style: This recipe is especially good spooned onto toasted hoagie rolls or hamburger buns. If I am trying to make dinner feel a little more fun on a weeknight, I set out the rolls and let everyone build their own sandwiches.

Use cream of mushroom: If that is what you have in the pantry, condensed cream of mushroom soup works well here and gives the dish a slightly deeper savory flavor.

Watch the salt: Deli turkey and onion soup mix can both be salty, so using low-sodium chicken broth helps balance the flavor. If you are serving this over potatoes or noodles, that also softens the saltiness nicely.

Keep the turkey tender: Since the turkey is already cooked, avoid overcooking it. The goal is to warm it through and let the flavors blend, not cook it all day.