Step 1

Cream the butter and sugar, adding the vanilla and zest

Step 2

Add egg

Step 3

Sift flour and salt, add to butter mixture making sure to combine but not over mix.

Step 4

Lay a piece of plastic wrap onto a dampened surface – place half of the dough on the plastic, fold plastic over the dough and form a log. Repeat with other half of dough.

Step 5

Chill dough for about 2 hours.

Step 6

When ready, preheat oven to 350ºF and line two rimmed baking sheets with parchment.

Step 7

Mix the sesame seeds, demerara sugar and sea salt in a flat dish large enough to hold the dough

Step 8

Roll the dough in the mix.

Step 9

Slice the dough into 1/4″ slices and place 1″ apart on the baking sheets.

Step 10

Bake about 25-30 minutes, rotating halfway, till golden brown.