Best Bacon Sandwich with Caramelized Onions

The ultimate bacon sandwich featuring perfectly crispy bacon, sweet golden caramelized onions, and fresh ingredients layered between artisanal bread. This gourmet comfort food masterpiece combines the smoky richness of premium bacon with the deep, sweet complexity of slowly caramelized onions, creating an unforgettable sandwich experience that elevates the classic bacon sandwich to extraordinary heights perfect for brunch, lunch, or any time you crave the perfect balance of savory and sweet flavors.

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Best Bacon Sandwich with Caramelized Onions - main view
Chef profile

JUE

Enjoy home-cooked meals made with love and shared from a family kitchen.

Gourmet Sandwich Mastery Secrets for Perfect Bacon & Onion Combination

Essential Ingredients Selection

Creating Your Masterpiece

Perfect Onion Caramelization Mastery:
Master the technique of slowly cooking onions to achieve deep, sweet, golden perfection.
Bacon Cooking Excellence:
Learn the skill of cooking bacon to ideal crispiness while maintaining perfect texture.
Bread Toasting Perfection:
Perfect the method of achieving golden, crispy bread that maintains structural integrity.
Flavor Balance Technique:
Master the art of balancing sweet, salty, smoky, and tangy flavors in perfect harmony.
Assembly Strategy:
Learn optimal layering techniques for maximum flavor and structural stability.
Best Bacon Sandwich with Caramelized Onions - secondary view

The Art of Ultimate Bacon and Caramelized Onion Sandwich Perfection

Perfect Onion Caramelization Mastery
Master the technique of slowly cooking onions to achieve deep, sweet, golden perfection.
Bacon Cooking Excellence
Learn the skill of cooking bacon to ideal crispiness while maintaining perfect texture.
Bread Toasting Perfection
Perfect the method of achieving golden, crispy bread that maintains structural integrity.
Flavor Balance Technique
Master the art of balancing sweet, salty, smoky, and tangy flavors in perfect harmony.
Assembly Strategy
Learn optimal layering techniques for maximum flavor and structural stability.
Gourmet Sandwich Mastery Secrets for Perfect Bacon & Onion Combination
Onion Patience: Low and slow cooking is key for properly caramelized onions - don't rush the process.
Bacon Quality: Use thick-cut, high-quality bacon for best texture and flavor results.
Bread Choice: Sturdy artisan bread holds up better to the substantial filling ingredients.
Assembly Order: Layer ingredients strategically to prevent soggy bread and maintain structure.
Timing Coordination: Start onions first, then bacon, so everything finishes at the same time.
Mustard Balance: Adjust mustard blend to taste - some prefer more Dijon, others more whole grain.
Best Bacon Sandwich with Caramelized Onions - tertiary view

Best Bacon Sandwich with Caramelized Onions

The ultimate bacon sandwich featuring perfectly crispy bacon, sweet golden caramelized onions, and fresh ingredients layered between artisanal bread. This gourmet comfort food masterpiece combines the smoky richness of premium bacon with the deep, sweet complexity of slowly caramelized onions, creating an unforgettable sandwich experience that elevates the classic bacon sandwich to extraordinary heights perfect for brunch, lunch, or any time you crave the perfect balance of savory and sweet flavors.

Italian Cream Stuffed Cannoncini
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Ingredients

Custard Cream
01
For the Perfect Bacon:
02
12 slices thick-cut bacon
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1 tablespoon brown sugar
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1/4 teaspoon black pepper
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For the Caramelized Onions:
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3 large sweet onions, thinly sliced
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3 tablespoons butter
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2 tablespoons olive oil
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1 tablespoon brown sugar
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1 teaspoon salt
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For the Bread Foundation:
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8 slices artisan sourdough bread
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2 tablespoons butter, softened
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For the Flavor Enhancers:
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2 tablespoons balsamic vinegar
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1 teaspoon fresh thyme leaves
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1/2 teaspoon garlic powder
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For the Creamy Spread:
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1/4 cup mayonnaise
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2 tablespoons Dijon mustard
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1 tablespoon whole grain mustard
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1 teaspoon honey
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For the Fresh Components:
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4 large tomato slices
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8 butter lettuce leaves
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1 avocado, sliced (optional)
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For the Cheese Option:
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4 slices aged cheddar cheese
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4 slices Gruyère cheese (optional)
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For the Gourmet Touches:
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2 tablespoons fresh chives, chopped
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Coarse sea salt
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Freshly cracked black pepper
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For the Onion Enhancement:
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1/4 cup white wine
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1 bay leaf
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For the Perfect Assembly:
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Toothpicks for securing
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Parchment paper for serving
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For Special Equipment:
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Large cast iron skillet
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Heavy-bottomed pan
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Tongs
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Spatula

Instructions

01
Begin caramelizing onions first as they take longest to cook properly.
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Heat butter and olive oil in heavy-bottomed pan over medium-low heat.
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Add sliced onions with salt and stir to coat evenly with fat.
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Cook onions slowly, stirring occasionally, for 25-30 minutes until golden.
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Add brown sugar and balsamic vinegar to onions in last 5 minutes.
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Stir in fresh thyme and continue cooking until deeply caramelized.
07
Remove bay leaf and season caramelized onions with salt and pepper.
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Meanwhile, arrange bacon in single layer in large cast iron skillet.
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Cook bacon over medium heat, turning once, until crispy but not burnt.
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Sprinkle bacon with brown sugar and black pepper during last 2 minutes.
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Transfer cooked bacon to paper towels to drain excess fat.
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Mix mayonnaise, Dijon mustard, whole grain mustard, and honey for spread.
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Butter one side of each bread slice with softened butter.
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Toast bread slices in skillet or toaster until golden brown.
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Spread mustard-mayo mixture generously on unbuttered side of each slice.
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Layer bottom slice with butter lettuce leaves for fresh crunch.
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Add 3 slices of crispy bacon on top of lettuce base.
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Generously pile caramelized onions over the bacon layer.
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Add tomato slices and season with salt and pepper.
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Top with cheese slices if using, and avocado if desired.
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Sprinkle with fresh chives and additional black pepper.
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Crown with top bread slice, spread-side down, pressing gently.
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Secure sandwich with toothpicks and cut diagonally in half.
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Serve immediately while bacon is still warm and crispy.
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Accompany with chips, pickles, or fresh fruit for complete meal.