Ingredients

1 1/4 cups confectioners' sugar, sifted 

2 pinches of ground cardamom (optional) 

1/4 teaspoon finely grated orange zest, plus 3 tablespoons fresh orange juice 

Whole milk, as needed, for thinning 

Preparation

Whisk together sugar and cardamom. Whisk in orange zest and juice, and whisk until mixture has the consistency of thick honey. If mixture is too thick, whisk in milk, 1 teaspoon at a time.