• Preheat the oven to 350º. in a mixing bowl or in the baking dish, mix 1 lb lean ground beef 1 Tbsp Worcestershire sauce ½ tsp each salt & pepper ¼ cup onions, diced finely .
• Gently press the mixed beef flat into the pan in a rectangular shape, no need to try to fill the dish to the corners, the beef will shrink while cooking. This is just to conserve dishes by using the same pan to bake the sliders in .
• Bake The Beef. in the baking dish in the oven for about 10-12 minutes. Make the big mac sauce in the meantime, set aside.
• Pour out the excess grease into the trash once they are cooked.Let them cool, slice them into equal squares (about 12).
• Build the Sliders. Place the slider bun bottoms in the 9x9 pan. Brush the bottoms with big mac sauce, add the beef square, cheese, pickles and another tbsp of sauce. Place the bun tops on.
• Melt the butter, brush the bun tops generously and sprinkle them with the sesame seeds. Pop in the oven to bake on 350º for 8- 10 minutes or just until the cheddar is melted. Gently slice the sliders and serve warm with extra big mac sauce.

Big Mac Sauce

• Whisk the sauce together while the burger bakes. Add all ingredients:: (2 Tbsp sweet pickle relish1 Tbsp ketchup ⅓ cup mayonnaise ½ tsp garlic powder ¼tsp pepper ¼ tsp paprika) to a bowl and whisk well. Taste and adjust as needed.