They're like spice for drinks. It's a key part of an Old Fashioned. I figured since I happened to have bourbon left from glazing a ham, and just added old fashioned glasses to my collection, I might as well make some.
Bourbon ✔️
2" Ice Cubes ✔️?
Old Fashioned glasses ✔️
Oranges ✔️
Cherries ✔️
Bitters ❌️