A UK variant of these could be done with syrup waffles and the toffee condensed milk I think. These easy caramel and chocolate layered cracker toffee bars are a twist on a traditional cracker toffee.
Nutella and Banana Stuffed Crescent Rolls : stuff a buttery crescent roll with banana and a schmear of Nutella, roll it in cinnamon sugar, and bake. This is the easiest recipe for happiness, in 10 minutes flat. from The Food Charlatan
Quick but a decadent cake at the same time - Nutella Cheesecake. All you need is Graham Crackers, cream cheese, Nutella and some nuts, and only 40 minutes. (chocolate and cheese sweet treats)
Sernik Bounty z polewą z białej czekolady - Stonerchef