The Perfect Basic Burger (Juicy 20-Minute Patties) - My Home Made Recipe

Ingredients

• 1 large egg
• 1/2 teaspoon fine salt
• 1/2 teaspoon ground black pepper
• 1 lb (450 g) 80/20 ground beef
• 1/2 cup (45 g) fine dry breadcrumbs
• 4 hamburger buns, split and toasted
• 4 lettuce leaves
• 1 large tomato, sliced
• 1/2 small red or yellow onion, thinly sliced
• Dill pickle slices, as desired
• Ketchup, mustard, or mayonnaise, as desired