If you’re craving a sandwich that balances creamy, savory, and fresh flavors in every bite, the Turkey Bacon Avocado Sandwich with Mayo, Sour Cream, and Mustard Recipe is a total game-changer. Imagine crispy turkey bacon paired with tender deli turkey, silky avocado slices, and a tangy, dreamy sauce that combines mayo, sour cream, and mustard. This sandwich isn’t just a quick meal—it’s a satisfying experience that brings together classic ingredients in a deliciously unexpected way. Whether for lunch or a light dinner, trust me, once you try this sandwich, it’s going to become your go-to comfort food on busy days.

Ingredients You’ll Need
What makes this Turkey Bacon Avocado Sandwich with Mayo, Sour Cream, and Mustard Recipe truly special is the simple yet thoughtful selection of ingredients. Each one plays a key role in creating that perfect balance of flavors and textures—from the creamy avocado and tangy sauce to the crunchy lettuce and smoky bacon.
- Sourdough bread (2 slices): Choose a good-quality artisan loaf for a sturdy, flavorful base that toasts beautifully.
- Provolone cheese (2 slices): Adds a mild, buttery melt that complements both turkey and bacon perfectly.
- Cooked bacon (3 slices): Crispy turkey bacon is ideal, or microwave bacon for quick prep without sacrificing taste.
- Deli turkey (3 ounces): Fresh or leftover turkey works well, offering tender protein that pairs effortlessly with the other components.
- Green leaf lettuce (2 large pieces): For a fresh, crisp crunch that lightens the sandwich and adds vibrant color.
- Ripe avocado (½, thinly sliced): Creamy texture and healthy fats boost every bite with richness and subtle flavor.
- Tomato slices (3): Juicy and slightly sweet, they brighten the sandwich’s overall taste.
- Red onion (3 thin slices): Offers a mild sharpness and wonderful crunch to contrast the creamy and savory layers.
- Salt and pepper: Essential seasonings to enhance all the fresh flavors and bring the sandwich components together.
- Mayonnaise (½ cup, recommend Best Foods/Hellman’s): Creates the creamy base of the signature sauce with familiar, comforting flavor.
- Sour cream (2 tablespoons): Adds tanginess and a velvety smoothness that lifts the mayo’s richness.
- Yellow mustard (2 teaspoons): Brings a subtle, sharp bite to the sauce, balancing the creaminess and adding depth.
How to Make Turkey Bacon Avocado Sandwich with Mayo, Sour Cream, and Mustard Recipe
Step 1: Prepare the Sauce
Start by whisking together the mayo, sour cream, and yellow mustard in a small bowl. Add a pinch of salt to bring everything to life. This sauce is the heart of the Turkey Bacon Avocado Sandwich with Mayo, Sour Cream, and Mustard Recipe because it perfectly marries creaminess with tang and just a touch of sharpness. Once combined, cover the sauce and pop it in the fridge to keep it fresh until you’re ready to build your sandwich. The best part is that this sauce makes enough for several sandwiches, so you’ll be all set for multiple meals.
Step 2: Toast and Cool the Bread
Next, lightly toast the sourdough bread until it’s golden and slightly crisp. Let the slices cool fully; this step prevents the sauce from soaking into the bread and turning it soggy. Toasting also adds an irresistible texture and flavor that elevates every bite in the Turkey Bacon Avocado Sandwich with Mayo, Sour Cream, and Mustard Recipe.
Step 3: Assemble the Sandwich
Now for the fun part! Spread your luscious sauce generously on both pieces of bread—this ensures every bite is bursting with flavor. On one slice, layer the provolone cheese first to anchor everything, then add the crispy bacon followed by tender turkey. On the other slice, build a fresh, colorful stack with crisp green leaf lettuce, creamy avocado slices, juicy tomato slices, and red onion rings. Sprinkle a bit of salt and pepper over the avocado and tomato to enhance their natural flavors. Finally, bring both halves together carefully and cut the sandwich in half with a sharp knife. You can enjoy it immediately or pack it for a delicious, no-fuss lunch.
How to Serve Turkey Bacon Avocado Sandwich with Mayo, Sour Cream, and Mustard Recipe
Garnishes
Though the sandwich is a star on its own, a few thoughtful garnishes can elevate your presentation and experience. Try a sprinkle of fresh chopped parsley or a pinch of smoked paprika on the sauce spread for a pop of color and subtle flavor. Add a few extra avocado slices or a light drizzle of olive oil to give it a glossy, inviting look that makes the sandwich even more irresistible.
Side Dishes
This Turkey Bacon Avocado Sandwich with Mayo, Sour Cream, and Mustard Recipe pairs beautifully with crisp sides like kettle-cooked potato chips, pickles, or a simple mixed green salad with a zesty vinaigrette. For a heartier meal, creamy coleslaw or sweet potato fries provide a lovely balance, offering contrasting textures and flavors that complement the sandwich’s richness.
Creative Ways to Present
To make your sandwich occasion feel special, serve it with decorative toothpicks or sandwich picks through the halves to keep everything neatly stacked. Slice the sandwich into smaller finger-sized portions for casual get-togethers or picnic-style meals. You can even press it slightly in a panini maker for a warm, melty variation that’s equally delicious and comforting.
Make Ahead and Storage
Storing Leftovers
If you’ve got leftovers from your Turkey Bacon Avocado Sandwich with Mayo, Sour Cream, and Mustard Recipe, store the sandwich components separately when possible to avoid sogginess. Keep the sauce tightly sealed in a small container, refrigerate the bread and fillings separately, and assemble fresh just before eating to maintain the best texture and flavors.
Freezing
This sandwich is best enjoyed fresh, but if you want to prepare parts ahead, you can freeze cooked turkey or bacon slices separately. Avocado doesn’t freeze well due to texture changes, so slice it fresh when ready. The sauce, mayonnaise, sour cream, and mustard mix is not suitable for freezing as it may separate upon thawing.
Reheating
To reheat your sandwich fillings, gently warm turkey and bacon in a microwave or skillet until heated through. Avoid overheating to prevent drying out the meat. If you toasted the bread in advance, you might want to toast it again lightly to bring back some crispness. Once warm, assemble quickly with fresh avocado and other toppings to enjoy a near-fresh sandwich experience.
FAQs
Can I substitute turkey bacon with regular bacon?
Absolutely! Regular pork bacon works great and will add a slightly richer, smokier taste, though turkey bacon offers a lighter alternative. Either way, crispy bacon is essential for that crunch and savory flavor contrast in this sandwich.
Is it necessary to use both mayo and sour cream in the sauce?
Using both mayo and sour cream provides a perfect balance of creaminess and tang. You can adjust proportions or omit sour cream if needed, but combining them really lifts the sauce and complements the other ingredients beautifully.
What bread types work best for this sandwich?
Sourdough is ideal for its sturdy texture and tangy flavor, but artisan breads like ciabatta or multigrain also work well. The key is to lightly toast and cool the bread to keep it crisp and prevent sogginess from the sauce and toppings.
Can I make this sandwich vegetarian?
While the classic Turkey Bacon Avocado Sandwich with Mayo, Sour Cream, and Mustard Recipe relies on turkey and bacon, you can easily swap those for plant-based deli slices and vegetarian bacon alternatives. The flavorful sauce and creamy avocado will still make it delicious!
How long can I keep the sauce in the fridge?
The mayo, sour cream, and mustard sauce lasts about 3 to 5 days refrigerated in an airtight container. Always give it a quick stir before using, and discard if it develops an off smell or appearance.
Final Thoughts
Making the Turkey Bacon Avocado Sandwich with Mayo, Sour Cream, and Mustard Recipe is like inviting a burst of flavor and comfort into your day with every bite. This easy-to-assemble sandwich combines familiar ingredients in a way that feels fresh and exciting, perfect for weekday meals or casual gatherings. Once you try it, I’m confident it will become a beloved staple in your kitchen too. So grab those ingredients and get ready to enjoy something truly satisfying—you deserve it!
Print
Turkey Bacon Avocado Sandwich with Mayo, Sour Cream, and Mustard Recipe
- Prep Time: 15 minutes
- Cook Time: 0 minutes
- Total Time: 15 minutes
- Yield: 1 sandwich
- Category: Lunch
- Method: No-Cook
- Cuisine: American
Description
A delicious and satisfying Turkey Bacon Avocado Sandwich featuring layers of provolone cheese, crispy bacon, fresh turkey, ripe avocado, and crisp vegetables, all brought together with a creamy mustard mayo sauce on toasted sourdough bread. Perfect for a quick, flavorful lunch or light dinner.
Ingredients
Bread & Cheese
- 2 slices sourdough bread (or other artisan bread, lightly toasted and cooled)
- 2 slices provolone cheese
Meat & Bacon
- 3 slices cooked bacon (microwave bacon works too)
- 3 ounces deli turkey (or leftover cooked turkey)
Vegetables & Extras
- 2 large pieces of green leaf lettuce
- 1/2 ripe avocado (thinly sliced)
- 3 slices tomato
- 3 thin slices red onion
Sauce
- 1/2 cup mayo (Best Foods/Hellman’s recommended)
- 2 tablespoons sour cream
- 2 teaspoons yellow mustard
- Salt and pepper, to taste
Instructions
- Prepare the sauce: In a small bowl, combine the mayonnaise, sour cream, and yellow mustard with a pinch of salt. Whisk the mixture until it is smooth and creamy. Cover the bowl and refrigerate the sauce until you are ready to assemble the sandwich. This sauce quantity is enough for several sandwiches.
- Toast the bread and assemble the layers: Lightly toast the sourdough bread slices and allow them to fully cool. Spread the prepared sauce generously on both pieces of bread. On one slice, layer the provolone cheese, cooked bacon slices, and turkey. On the other slice, add the green leaf lettuce, thinly sliced avocado, tomato slices, a pinch of salt and pepper, and red onion slices.
- Finish and serve: Carefully sandwich the two halves together. Cut the sandwich in half using a sharp knife for easier handling. Serve immediately to enjoy the fresh flavors and textures.
Notes
- The sauce can be made ahead and stored in the refrigerator for up to 3 days.
- Use leftover turkey or any cooked turkey breast for convenience.
- Microwave bacon is a time saver, but freshly cooked bacon adds more flavor and crunch.
- Let the toasted bread cool completely before spreading sauce to avoid sogginess.
- Adjust the amount of sauce to your taste preferences.

