1. Prepare the Burger Patties:
* In a large bowl, gently combine the ground beef, taco seasoning, Worcestershire sauce, salt, and pepper (and optional cumin/paprika, if using).
* Crucial Tip: Avoid overmixing the meat. Mix just until the ingredients are evenly distributed. Overworking the beef can lead to tough burgers.
* Divide the mixture into four equal portions (about 6 oz each).
* Gently form each portion into a patty, about 3/4 to 1 inch thick. Make a slight indentation in the center of each patty with your thumb – this helps prevent them from puffing up too much during cooking, ensuring an even surface for toppings.
* Place the formed patties on a plate, cover, and refrigerate for at least 15-30 minutes. This helps them hold their shape better during cooking.

2. Prepare the Nacho Cheese Sauce (if making quick version):
* In a small saucepan over low heat, combine the cubed processed cheese, evaporated milk, and pickled jalapeño juice.
* Stir constantly until the cheese is completely melted and the sauce is smooth. Be patient and keep the heat low to prevent scorching.
* If the sauce is too thick, add a little more evaporated milk, one teaspoon at a time, until it reaches your desired consistency – it should be thick but pourable.
* Stir in the optional cayenne or hot sauce if you want more heat.
* Keep the sauce warm over very low heat (or in a small slow cooker on the ‘warm’ setting) until ready to assemble the burgers. Stir occasionally. If using store-bought queso, simply warm it according to package directions.

3. Prepare the Toppings & Buns:
* Ensure your pico de gallo or salsa is ready and slightly drained.
* Have the pickled jalapeños, crushed tortilla chips, sour cream, guacamole/avocado, lettuce, and olives (if using) easily accessible. This makes assembly quick and prevents the burger from getting cold.
* Lightly butter the cut sides of the burger buns. Toast them on a griddle, in a dry pan over medium heat, or under the broiler for 1-2 minutes until golden brown and slightly crisp. This crucial step prevents the bottom bun from getting soggy from the burger juices and toppings.

4. Cook the Burger Patties:
* You can grill, pan-fry, or broil the patties.
* Grilling: Preheat your grill to medium-high heat. Lightly oil the grates. Grill patties for about 4-6 minutes per side for medium-rare to medium, adjusting time based on thickness and desired doneness. Avoid pressing down on the patties with a spatula, as this squeezes out the flavorful juices.
* Pan-Frying: Heat a tablespoon of oil in a heavy-bottomed skillet (cast iron is excellent) over medium-high heat. Once shimmering, add the patties. Cook for 4-6 minutes per side for medium-rare to medium.
* Broiling: Position the oven rack so the tops of the patties will be 4-5 inches from the broiler element. Preheat the broiler. Place patties on a broiler pan and broil for 4-6 minutes per side.
* Check Doneness: Use a meat thermometer for accuracy. Aim for 130-135°F for medium-rare, 140-145°F for medium, 150-155°F for medium-well, and 160°F+ for well-done (recommended for ground beef safety).
* Resting: Once cooked, transfer the patties to a clean plate and let them rest for 5 minutes. This allows the juices to redistribute throughout the meat, resulting in a more tender and flavorful burger.

5. Assemble the Nacho Burgers:
* This is where the magic happens! Work quickly to keep everything warm.
* Place a toasted bottom bun on each plate.
* Optional: Spread a thin layer of sour cream or guacamole on the bottom bun. You could also add shredded lettuce here.
* Place a rested burger patty on top of the bottom bun.
* Generously spoon or ladle the warm nacho cheese sauce over the patty, letting it drip down the sides. Be liberal here – this is a Nacho Burger!
* Sprinkle a layer of the lightly crushed tortilla chips over the cheese sauce. Press them gently so they adhere slightly.
* Add pickled jalapeño slices according to your heat preference.
* Spoon some pico de gallo or salsa over the chips and jalapeños.
* Add a dollop of sour cream and/or guacamole/sliced avocado on top of the pico de gallo.
* Add sliced black olives, if desired.
* Place the toasted top bun over the glorious stack. You might need a skewer to hold it all together!
* Serve immediately and embrace the delicious mess!