Tahini Stuffed Sugar Cookies

Name: Tahini Stuffed Sugar Cookies
Prep time: 20 min
Cook time: 10 min
Total time: 30 min
Cuisine: Middle Eastern
Ingredients: 1 cup tahini; 1/2 cup powdered sugar; 8 tablespoons unsalted butter, at room temperature; 1/2 cup packed light brown sugar; 1/4 cup granulated sugar; 1/2 cup tahini; 1 large egg, at room temperature; 1 teaspoon vanilla extract; 1 1/2 cups all purpose flour; 1/2 teaspoon baking soda; 1/2 teaspoon kosher salt; 1/2 cup sesame seeds, for rolling