Try this homemade Christmas Mars Bar Slice recipe the whole family will love. Made with butter, rice bubbles and chocolate. Easy step-by-step instructio…
This Christmas Mars Bar Slice relies on simple, everyday ingredients such as (60 g) mars bars, butter, rice bubbles and melted chocolate, to drizzle. It comes together quickly and makes 4 servings, at about 1415 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026