Panna Cotta
Cream and milk warmed with sugar and vanilla, set with just enough gelatin to hold a wobble, and left in the fridge. Fifteen minutes of work and four hours of waiting, and it is the easiest dessert here that still looks like you tried.
At a glance
Ingredients and method are in the app
Kitchen Pantri holds the full ingredient list and step-by-step method for Panna Cotta, checks it against what is already in your pantry, and adds anything missing to your shopping list. The app is free to use; you set up a Pantri account when you first open it.