Serious Eats - seriouseats.com

I'm from Scandinavia (Sweden), you seem to be intrested so...
That's a pretty common sandwich over here, like someone said - IKEA does a pretty good version of this. It's intended to be eaten with knife and fork, in most places people would think it's a bit rude to eat with your hands.

What you call a "open face sandwich" is just a sandwich to us. What you call a sandwich, we call a "double sandwich". Usually you only use two slices of bread if you go on a picnic, for practical reasons.

Different styles, but I tell you... I miss those american style sandwiches over here.