Kue Gula Lemon Lavender

Bahan-bahan (22 porsi)

• 3/4 cup granulated sugar
• 2 -3 teaspoons dried lavender
• 1 tablespoon lemon zest
• 2 sticks (1 cup) salted butter, at room temperature
• 1 teaspoon vanilla extract
• 2 1/2 cups all purpose flour (plus more for rolling)
• ½ teaspoon kosher salt
• 1 egg white
• edible flowers, such as pansies, lavender, dahlias, and chamomile ((optional))