Cheeseburger Sliders • Kroll's Korner

Ingredients

• 1 Tbsp. softened butter
• 1 Tbsp. olive oil
• 1/2 white onion, finely diced
• 1 lb. ground beef
• 2 cloves garlic, minced
• 1 Tbsp. yellow mustard
• 1 tsp. Worcestershire sauce
• 1/2 tsp. kosher salt
• pepper, to taste
• 1 pack dinner rolls, 12 count (I use King's Hawaiian Savory Butter Rolls)
• 16 slices American cheese (I use Boar's Head)
• 3 Tbsp. butter, melted
• pinch of salt and garlic powder
• 2 tsp. white sesame seeds
• 1/2 cup mayonnaise
• 1/4 cup ketchup
• 2 Tbsp. sweet pickle relish
• 2 tsp. sugar
• 1 tsp. distilled white vinegar
• salt and pepper, to taste