To the ball of a stand mixer, add butter, Crisco, and sugar. Cream together until light and fluffy.
Add in room temperature eggs, one at a time, making sure each egg is incorporated before adding the next.
Sift the flour into a bowl. Add the flour slowly along with baking powder and salt. Mix until just combined formed the dough into a ball and wrap it in plastic wrap. Refrigerate for 30 minutes. This will make it easier to handle.
Preheat the oven to 375°F
Whisk two egg whites in a bowl with a tablespoon of water. Sat aside. To a shallow dish add sesame seeds.
Cut a piece of dough and roll it out to a log that is approximately 1 inch in diameter. Cut into segments that are 2 to 3 inches long, depending on preference. Dip each segment into the egg whites and then roll it in the sesame seeds making sure to coat all sides. Place onto parchment line baking sheet.
Bake at 375℉ for 18 to 20 minutes or until golden brown. Place on a wire rack to cool in a sealed container, the cookies will be crispy at first, but well then soften up within a few hours of being in a sealed container.