Mini spanky tiny

Fill the shaker with ice.

Pour Becherovka, Calvados, sweet vermouth, and half a teaspoon of orange bitters into the shaker.

Shake.

Strain into a chilled martini glass.

Decorate with a spiral of orange peel.

Optionally, you can use other vermouths and bitters.

The recipe is suggested by the manufacturer of Becherovka liquor.