Savory Ground Chuck Burgers

Ingredients

• 1 lb (450 g) ground chuck (80/20 blend)
• 1 teaspoon (5 g) salt
• 1/2 teaspoon (2 g) black pepper
• 1 tablespoon (15 ml) Worcestershire sauce
• 4 slices of cheddar cheese (optional)
• 2 large yellow onions, sliced (about 2 cups)
• 2 tablespoons (30 ml) olive oil
• 1 teaspoon (5 g) sugar
• Salt, to taste
• 4 burger buns
• Lettuce, tomato, pickles, and any preferred condiments