some water to make a syrup
some heavy cream
coarse / fine sea salt
1-2 cups coffee
Optional: steamed milk to make it a latte.
Make simple syrup: Heat sugar and water on medium high in a saucepan until sugar dissolves and you see steam rise. It should be clear like water. Let cool.
Make cream mixture: Whip heavy cream and salt together with wire attachment (or a wire whisk) until soft peaks form.
Assemble your drink: To make one glass, fill 1 cup of coffee and 2-3 tablespoons of syrup. Stir in some caramel syrup in~1/2 cup of salted cream mixture and top it off.