Hamburger Sliders with Cheese

Bahan-bahan (12 porsi)

• 1 pound 80% lean ground beef
• 1 & 1/2 teaspoons onion soup mix (1/2 package onion soup mix )
• 1 package Hawaiian Dinner Rolls (12 )
• 1/3 cup mayonnaise
• 1 cup sharp cheddar cheese (shredded)
• 3 tablespoons butter (melted)
• 1 tablespoon minced dried onion
• 2 teaspoons Worcestershire sauce
• 2 teaspoons Dijon mustard
• sliced dill pickles (to serve with)