Easy Cheeseburger Sliders With Hawaiian Rolls

Heat oven to 375 degrees.
Lightly spray an 8x11 inch pan with cooking spray.
Slice Hawaiian rolls through the middle.
1 - 12 pack of Hawaiian rolls
Place the bottom half of the rolls into the casserole dish.
Layer half of the cheddar cheese slices on top of the rolls.
8 slices of cheddar cheese
Set aside.
In a large skillet over medium heat, cook ground beef and diced onion until beef is no longer pink. Drain off any excess grease.
1 lb ground beef, ¼ cup diced onion
Stir in ketchup, mustard, garlic powder, and salt.
⅓ cup ketchup, 1 Tbsp yellow mustard, 1 tsp garlic powder, ½ tsp salt
Once well mixed, add in shredded cheese and heavy cream.
½ cup shredded cheddar cheese, 2 Tbsp heavy cream
Stir gently until combined and the cheese is melted.
Remove from heat.
Spread ground beef mixture evenly over prepared rolls.
Layer remaining cheese onto ground beef.
Place tops of Hawaiian rolls on the beef mixture.
Spray or brush with olive oil.
1 tsp olive oil
Sprinkle with sesame seeds, if using.
2 tsp sesame seeds
Cover the dish with aluminum foil.
Bake for 15 minutes or until the sliders are heated through and all of the cheese has completely melted.
Serve immediately alongside your favorite burger toppings.