Every layer of this sandwich is engineered for maximum flavor and visual appeal. From the slightly askew top bun revealing an epic melted cheese pull, to the pop of color from fresh herbs, this is lunchtime perfection.
Gooey provolone and mozzarella perfectly blistered under the broiler.
Why You’ll Love This Gourmet Chicken Avocado Melt
Unmatched Textural Contrast: The crispy, golden-brown toasted artisan sourdough bread perfectly supports the tender, juicy chicken breast.
Visual Perfection: Overlapping layers of bright green, perfectly ripe avocado slices create a stunning cross-section that looks fresh from a high-end deli.
The Ultimate Cheese Pull: A generous blanket of gooey, melted provolone and mozzarella cheese delivers an incredibly satisfying stretch in every single bite.
Gourmet Finishes: Slight blistering and golden-brown spots from the broiler, combined with red pepper flakes and chopped fresh cilantro, elevate the flavor profile.
Essential Components for the Perfect Broiled Sandwich
Artisan Sourdough: 2 thick slices (about 2 oz / 56g each) of high-quality sourdough. This provides the sturdy, tangy foundation needed to hold heavy, moist toppings without getting soggy.
Chicken Breast: 6 oz (170g) of boneless, skinless chicken breast. Pounding the meat slightly ensures even cooking and thick slices of juicy, grill-marked chicken.
Olive Oil & Seasonings: 1 tbsp (15ml) olive oil, 1/2 tsp (3g) salt, and 1/4 tsp (1g) black pepper. These foundational ingredients are essential for creating a savory crust and locking in moisture during grilling.
Butter: 1 tbsp (14g) unsalted butter. A generous swipe of butter is the culinary secret to achieving that deep golden-brown crust on the toasted sourdough.
Avocado: 1/2 medium ripe avocado (about 2.5 oz / 70g). Slicing the avocado evenly allows you to build overlapping layers that fan out beautifully across the sandwich.
The Cheese Blend: 2 slices (1.5 oz / 42g) provolone and 1/4 cup (28g) shredded mozzarella. This specific combination guarantees a draped, gooey melt with gorgeous slight blistering under high heat.
Vibrant Garnishes: 1/4 tsp (1g) red pepper flakes and 1 tbsp (3g) finely chopped fresh cilantro. Garni shing the melted cheese adds a pop of herbaceous freshness and a subtle kick of heat.
Culinary Tools for Grill Marks and Blistered Cheese
Achieving the precise visual appeal of this sandwich requires a few specific kitchen tools. A heavy cast-iron grill pan is absolutely critical for searing those dark, defined grill marks into the chicken breast.
You will also need a broiler or a high-heat toaster oven to perfectly melt the cheese. The broiler provides the intense, direct top-down heat necessary to create golden-brown spots without overcooking the rest of the sandwich. A heavy spatula is highly recommended for safely transferring the loaded sourdough.
Beautiful overlapping layers of fresh avocado and juicy grilled chicken.
Assembling Your Sandwich Masterpiece
Prepping and Searing the Poultry
Start by heating your cast-iron grill pan over medium-high heat until it begins to lightly smoke. Coat the 6 oz (170g) chicken breast evenly with 1 tbsp (15ml) olive oil, then season it thoroughly with 1/2 tsp (3g) salt and 1/4 tsp (1g) black pepper.
Place the chicken into the hot pan, pressing down firmly with a spatula to ensure solid contact with the metal ridges. Cook undisturbed for 4-5 minutes per side until dark, defined grill marks appear and the internal temperature reaches 165°F (74°C). Remove the poultry to a clean cutting board, let it rest, and slice it into thick strips.
Achieving the Perfect Golden-Brown Toast
Wipe your pan clean or grab a separate flat skillet to toast the bread. Spread 1 tbsp (14g) of unsalted butter evenly across one side of each of the 2 thick artisan sourdough slices.
Toast the bread, butter-side down, over medium heat for 2-3 minutes. Watch closely until the bottom develops a deep golden-brown, crispy crust, which provides the necessary structural integrity for your Chicken Avocado Melt.
Layering and Broiling for the Ultimate Cheese Pull
Place the toasted sourdough slices on a baking sheet, toasted side facing down. On the bottom slice, arrange the thick slices of your juicy, grill-marked chicken evenly.
Next, fan out the slices of your 1/2 medium ripe avocado in overlapping, bright green layers directly over the warm poultry. Drape the 2 slices (1.5 oz / 42g) of provolone and sprinkle the 1/4 cup (28g) of shredded mozzarella generously over the avocado.
Place the baking sheet under the broiler on high for 1-2 minutes. Watch continuously until the cheese is draped over the edges, gooey, and shows slight blistering with golden-brown spots. Remove from the oven and immediately garnish the melted cheese with 1/4 tsp (1g) red pepper flakes and 1 tbsp (3g) chopped fresh cilantro. Top with the second sourdough slice, resting it slightly askew to reveal the melted cheese pull.
Secret Techniques for a Flawless Melt
Room Temperature Cheese: Pull your provolone and mozzarella from the fridge 15 minutes before broiling to ensure a faster, more even melt.
Dry Your Poultry: Pat the chicken dry with paper towels before oiling; excess surface moisture creates steam and prevents crisp grill marks.
Watch the Broiler: Broilers can go from perfect golden-brown spots to burnt in seconds. Keep the oven door slightly cracked and monitor the blistering constantly.
Rest Before Slicing: Letting the grilled poultry rest for 3 minutes before cutting ensures the juices stay inside the thick slices rather than making the artisan bread soggy.
Keeping Your Leftover Chicken Avocado Melt Fresh
Due to the delicate nature of fresh avocado and melted cheese, this Chicken Avocado Melt is vastly superior when enjoyed immediately. The high moisture content of the toppings will soften the toasted artisan sourdough over time.
If you have leftover components, it is best to store them separately. Keep the grilled chicken in an airtight container in the refrigerator for up to 3 days. We strongly advise against freezing an assembled sandwich, as the avocado will discolor and the texture of the bread will degrade.
Delicious Pairings for Your Sandwich Spread
If you want to turn this spectacular Chicken Avocado Melt into a heartier feast, consider pairing it with a warm, comforting bowl of creamy mushroom chicken soup. The earthy broth is ideal for dipping the crusty edges of your artisan sourdough. For a lighter, savory crunch alongside your meal, try serving the sandwich with a fresh handful of air fryer veggie chips (coming soon).
If you are craving a sweet finish to balance out the savory, rich flavors of the blistered cheese, our delightful lemon sugar cookies make a fantastic, zesty dessert. Alternatively, treat yourself to a decadent raspberry cheesecake danish for the ultimate post-lunch indulgence.
Thick-cut artisan sourdough is the ideal choice. Its robust structure holds up to the heavy, moist toppings like grilled chicken and avocado, while toasting to a perfect, sturdy golden-brown.
Yes! While fresh grill-marked chicken breast provides the best flavor and visual appeal, you can substitute 6 oz of sliced rotisserie chicken to save time on busy afternoons.
A combination of provolone and mozzarella yields the best results. Make sure to grate the mozzarella fresh from a block, as pre-shredded cheeses contain anti-caking agents that hinder melting.
This sandwich is best enjoyed immediately. If you must prep ahead, squeeze a few drops of fresh lemon or lime juice over the avocado slices to slow down the oxidation process.
Absolutely. You can toast the bread and melt the cheese in an air fryer at 380°F (193°C) for 2-3 minutes. Just keep a close eye on it, as the circulating fan can blow the cilantro garnish around.
Print the Ultimate Chicken Avocado Melt Recipe
FL Recipes
The Ultimate Chicken Avocado Melt on Artisan Sourdough
Master the ultimate Chicken Avocado Melt with juicy grill-marked chicken, bright layers of ripe avocado, and a gooey blend of blistered provolone and mozzarella on toasted artisan sourdough.
2slicesartisan sourdough breadThick-cut, about 2 oz (56g) each
1tbspunsalted butter14g, for toasting
6ozchicken breast170g, boneless and skinless
1tbspolive oil15ml, for grilling
0.5tspsalt3g
0.25tspblack pepper1g
0.5mediumavocadoSliced into overlapping layers
2slicesprovolone cheese1.5 oz (42g)
0.25cupshredded mozzarella cheese28g
0.25tspred pepper flakes1g
1tbspfresh cilantro3g, finely chopped
Equipment
1 Cast-Iron Grill Pan Essential for searing deep, dark grill marks into the chicken.
1 Oven with Broiler Needed to achieve golden-brown spots and slight blistering on the cheese.
Method
Preparation and Assembly
Heat a cast-iron grill pan over medium-high heat. Coat the chicken breast with olive oil, salt, and pepper. Cook for 4-5 minutes per side until dark grill marks form and the internal temperature reaches 165°F (74°C). Let rest, then slice into thick strips.
Spread butter evenly on one side of each thick slice of artisan sourdough. Toast butter-side down in a skillet over medium heat for 2-3 minutes until a deep golden-brown, crispy crust forms.
Place the toasted bread on a baking sheet, toasted side down. Arrange the chicken strips on the bottom slice, then fan out the avocado slices in overlapping layers over the warm poultry.
Drape the provolone and sprinkle the mozzarella over the avocado. Place under the broiler on high for 1-2 minutes until the cheese is gooey with slight blistering and golden-brown spots.
Remove from the oven and immediately garnish the melted cheese with red pepper flakes and chopped cilantro. Top with the remaining sourdough slice slightly askew to reveal the cheese pull.
Nutrition
Calories: 820kcalProtein: 58gFat: 48gFiber: 8g
Notes
Room Temperature Cheese: Pull provolone and mozzarella from the fridge 15 minutes before broiling for a faster, more even melt. Dry Your Poultry: Pat the chicken dry with paper towels before oiling to ensure crisp grill marks rather than steaming.
This Chicken Avocado Melt is more than just a quick lunch; it is a sensory experience that combines rich, gooey textures with vibrant, fresh flavors. The satisfying crunch of the sourdough perfectly balances the creamy avocado and tender grilled poultry.
Hi, I’m Emily Carter, and welcome to FL Recipes! I share simple, healthy recipes that make cooking easy, fun, and delicious for everyone. more about me »
