20-Minute Classic Avocado BLT Sandwich

Prep: 5 minCook: 5 min1 servingsmediumAmerican
Classic Avocado BLT Sandwich with Microwave Bacon

This take on the classic BLT adds creamy avocado slices for extra richness and texture. The bacon is cooked quickly in the microwave while maintaining perfect crispiness, and the shredded iceberg lettuce provides maximum crunch. Salt-kissed tomato slices and a generous spread of mayonnaise complete this satisfying sandwich that's perfect for lunch or a quick dinner. The key is using quality ingredients and proper assembly technique for the perfect bite every time.

Ingredients

1 servings
  • 4 strips uncured bacon
    turkey bacon1:1healthier

    reduces sodium and preservatives

  • 2 slices wheat bread
    sourdough bread1:1flavor

    adds tangy flavor complexity

  • head iceberg lettuce
    butter lettuce1:1flavoradds dairy

    softer texture, more flavor

    Full guide →
  • 2 slices beefsteak tomato, thick
  • ¼ large avocado, cut lengthwise into 3 to 4 slices
  • 1 tablespoon mayonnaise
    avocado spread1:1healthiercreamy

    reduces calories, adds healthy fats

    Full guide →
  • kosher salt, to taste

Instructions

  1. 1

    Line a microwave-safe plate with paper towels and place bacon slices on top with another layer of paper towels over them

  2. 2

    Cook bacon in microwave for 4 minutes, checking for crispiness and adding 1-2 more minutes if needed for medium brown crisp

  3. 3

    Let bacon rest for 1 minute to continue crisping

  4. 4

    Toast bread slices to medium doneness for 4 to 5 minutes in toaster

  5. 5

    Sprinkle tomato slices with salt and let rest to release juices

  6. 6

    Remove wilted outer leaves from lettuce and slice into thin long strips to make about 1/3 cup shredded lettuce

  7. 7

    Spread mayonnaise on both toasted bread slices

  8. 8

    Arrange avocado slices to cover one bread slice

  9. 9

    Layer shredded lettuce over avocado

  10. 10

    Add salted tomato slices over lettuce

  11. 11

    Place cooked bacon on top of tomatoes

  12. 12

    Top with remaining bread slice and press down with palm to compress sandwich

  13. 13

    Serve immediately

Tips

Tip 1

Every microwave has different power levels, so check bacon crispiness after 4 minutes and adjust timing as needed for your appliance.

Tip 2

Medium toast prevents the bread from being too rough on your mouth while still providing structure for the sandwich.

Tip 3

Compress the finished sandwich with your palm to mimic deli-style wrapping and ensure all ingredients stay in place.

Good to Know

Storage

Best enjoyed immediately. Can refrigerate assembled sandwich for up to 2 hours but bread may become soggy.

Make Ahead

Cook bacon and toast bread up to 1 hour ahead. Assemble just before serving to prevent sogginess.

Serve With

Serve immediately while bread is still slightly warm and bacon is crisp for best texture contrast.

See pairing guide →

Common Mistakes

Watch

Don't skip the paper towels when microwaving bacon to avoid grease splatter and ensure even cooking.

Watch

Don't over-toast the bread to avoid rough texture that can hurt your mouth.

Watch

Don't skip salting the tomatoes to avoid watery sandwich filling.

Substitutions

uncured bacon
turkey bacon1:1healthier

reduces sodium and preservatives

wheat bread
sourdough bread1:1flavor

adds tangy flavor complexity

Full guide →
mayonnaise
avocado spread1:1healthiercreamy

reduces calories, adds healthy fats

Full guide →
iceberg lettuce
butter lettuce1:1flavoradds dairy

softer texture, more flavor

Full guide →
Find more substitutions →

FAQ

Can I cook the bacon in a pan instead of the microwave?

Yes, cook bacon in a skillet over medium heat for 6-8 minutes, turning once, until crispy. The microwave method is just faster and creates less mess.

How long will this sandwich keep if I need to pack it?

Pack components separately and assemble just before eating. The assembled sandwich will stay fresh for 2-3 hours refrigerated but may become soggy.

What if my avocado is too ripe or not ripe enough?

For underripe avocado, mash it slightly and spread like butter. For overripe avocado, mash completely and season with lemon juice and salt.