In-N-Out Cheeseburgers

Name: In-N-Out Cheeseburgers
Prep time: 10 min
Cook time: 10 min
Total time: 20 min
Cuisine: American
Ingredients: 1 pound lean ground beef; 1 egg white; 1 small yellow onion (grated (about 1/2 a cup)); 1/2 teaspoon seasoning salt; 1/2 teaspoon fresh ground pepper; 1 Tablespoon Worcestershire sauce; 6 slices american cheese; 6 hamburger buns (seedless); 1/3 cup Mayo; 2 tablespoons Ketchup; 2 teaspoons Dill Pickle Relish; 1 tsp Mustard; 1/4 tsp Paprika