Banoffee Crumbles Try this super speedy, extra easy recipe for a quick and economic way to put smiles on everyone's faces. Prep 5 min Easyeffort Preparation Peel and slice the bananas. Method 1 Divide the bananas among small serving dishes or ramekins. 2 Top with the yogurts. 3 Finish by crumbling the cookies over the top, and enjoy straight away.