Grandma Shirley swore her 3-ingredient secret would be the highlight of every barbecue. I didn’t believe her until I saw the entire tray disappear before my eyes.

spray or a thin layer of neutral oil. Wipe away any excess with a paper towel to ensure easy removal of the bars after freezing.

Step 2: Create the First Layer

Arrange half of the ice cream sandwiches in a single layer across the bottom of the dish, placing them snugly together.

Tip: Depending on the size of your dish, you may need to cut one or two sandwiches continue reading …