Thai Basil Beef Burgers with Crispy Fried Egg

Juicy pan-seared beef patties packed with Thai basil, garlic, fresh chilies and fish sauce, topped with a lacy crisp-edged fried egg, cool cucumber and a lime-sriracha mayo. Inspired by the flavors of pad kra pao, in burger form.

Prep
26 min
Cook
16 min
Wait
18 min
Total
1 hr
Makes
4 burgers
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Steps

Before you start
  • Use 80/20 ground beef straight from the fridge. Cold fat keeps the patties tender and juicy.
  • Thai basil has a licorice-like, peppery flavor that regular Italian basil can't match. Look for it at Asian markets (see substitutions if you can't find it).
  • Thai bird chilies are very hot. Wear gloves or wash your hands well after cutting them, and remove the seeds if you want less heat.
  • Plan on 60 minutes total, including a 15-minute chill for the patties.
  • Turn on your stove vent or open a window. Searing with fish sauce makes a strong aroma.
  1. Make the mayo

    • In a small bowl, stir together the mayonnaise, sriracha and lime juice until smooth and evenly pink-orange.
    • Cover and refrigerate.
    • Slice the cucumber into thin rounds and set aside along with the 16 whole Thai basil leaves for topping.
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    Ready when: Sauce is smooth with no white streaks of mayo.

    Tip: Taste it. Add a few more drops of lime juice if you like it tangier.

  2. Prep the aromatics

    • Finely chop the ½ cup (20 g) packed basil, mince the garlic, and mince the chilies.
    • Everything should be in pieces smaller than a grain of rice so no one bites into a big chunk of chili.
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    Ready when: Basil, garlic and chilies are finely minced.

    Tip: Wash your hands and knife with soap after cutting the chilies, before touching your face.

  3. Mix the patties

    • In a large bowl, combine the cold beef with the basil, garlic, chilies, fish sauce, brown sugar and white pepper.
    • Use your fingertips to toss and fold just until the seasonings are evenly distributed, about 20 seconds.
    • Don't knead or squeeze.
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    Ready when: Seasonings are evenly visible with no pockets of plain beef, and the meat still looks loose, not pasty.

    Tip: Overworking the meat makes dense, rubbery burgers.

  4. Shape and chill

    • Divide the mixture into 4 equal portions of about 6 oz (170 g) each.
    • Gently shape each into a patty about 4 inches (10 cm) wide and ¾ inch (2 cm) thick, then press a shallow thumb-sized dimple into the center of each.
    • Place on a parchment-lined plate or baking sheet, cover loosely, and refrigerate for 15 minutes.
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    Ready when: Patties feel firm and cold to the touch.

    Tip: The dimple stops the centers from puffing into domes as the burgers cook.

  5. Sear the pattiesOven 160°F / 70°C

    • Heat the 12-inch skillet over medium-high heat for 2 minutes.
    • Add 1 tbsp (15 ml) oil and swirl until it shimmers.
    • Add the patties, leaving space between them, and cook undisturbed for 4 minutes until a deep brown crust forms.
    • Flip once and cook 3 to 4 minutes more, until an instant-read thermometer in the center reads 160°F (71°C).
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    Ready when: Both sides are deeply browned and the center reads 160°F (71°C).

    Tip: Don't press down on the patties with the spatula. That squeezes out the juices.

  6. Rest and toast buns

    • Move the patties to a clean plate and let them rest for 3 minutes.
    • Meanwhile, pour off all but about 1 tsp of fat from the skillet, reduce the heat to medium, and place the buns cut-side down.
    • Toast for 1 to 2 minutes, until golden brown, then set them aside.
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    Ready when: Cut sides of the buns are golden brown and lightly crisp.

    Tip: Watch closely. Brioche contains sugar and goes from golden to burnt quickly.

  7. Fry the eggs

    • Wipe out the skillet if there are burnt bits.
    • Heat 2 tbsp (30 ml) oil over medium-high heat until it shimmers and a drop of egg white sizzles right away.
    • Slide in the eggs from their cups, spacing them apart.
    • Cook 2 to 3 minutes, spooning a little hot oil over the whites, until the whites are set and have crisp, lacy brown edges and the yolks are still glossy.
    • Transfer to a paper-towel-lined plate.
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    Ready when: Whites are fully opaque with crisp, bubbly brown edges; yolks are still soft. For a firm yolk, cook another 1 to 2 minutes.

    Tip: Cracking eggs into cups first lets them slide into the hot oil together without breaking the yolks.

  8. Assemble and serve

    • Spread the lime-sriracha mayo on both halves of each toasted bun.
    • Layer the bottom bun with cucumber slices, a patty, and 4 whole Thai basil leaves.
    • Top with a fried egg, then the top bun.
    • Serve right away while the egg is still hot.
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    Ready when: Burgers are stacked with the egg on top and the yolk still glossy.

    Tip: Press the top bun down gently. When you bite in, the yolk should run into the patty like a sauce.

Good to know

Tips
  • Keep the beef cold and handle it as little as possible for a tender burger.
  • Use a hot pan and don't move the patties for the first 4 minutes to build a good crust.
  • Fish sauce brands vary in saltiness. If yours is very salty, use 2 tsp instead of 1 tbsp.
  • Add quick-pickled red onions or shredded carrots for extra crunch and acidity.
Make ahead

"Mix and shape the patties up to 1 day ahead; cover and refrigerate on a parchment-lined plate. The mayo keeps up to 3 days in the fridge. Slice the cucumber and cook the eggs just before serving."

Storage & reheating

Best eaten right away. Store cooked patties (without bun, egg or toppings) in an airtight container in the fridge up to 3 days; reheat in a covered skillet over medium-low heat for 3 to 4 minutes until steaming hot, to 165°F (74°C). Raw shaped patties freeze well for up to 3 months, separated by parchment; thaw overnight in the fridge before cooking. Fried eggs don't store well, so cook fresh.

Substitutions
  • Thai basil leaves → Half Italian basil and half fresh mint, with a pinch of ground star anise. Gives a similar herbal, slightly sweet flavor if Thai basil isn't available.
  • Thai bird chilies → 1 red serrano or 1 small jalapeño. Milder heat; mince it just as finely.
  • fish sauce → Soy sauce (1 tbsp / 15 ml). Less funky and slightly less salty; gives a milder umami taste.
  • 80/20 ground beef → Ground pork or ground dark-meat chicken or turkey. Cook chicken or turkey patties to 165°F (74°C) and pork to 160°F (71°C).

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Meal
Lunch
Cuisine
Thai
Main ingredient
Ground BeefEggs
Method
Stovetop
Quick & Easy
Easy

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