Spray 2 cushioned or heavy-duty baking sheets with cooking spray.
Beat shortening and sugar together in a large mixing bowl with an electric mixer on medium speed until creamy and smooth.
Beat egg into shortening mixture until well mixed.
Place matzo cake meal, orange juice, potato starch, and salt into bowl with shortening mixture; beat on low speed until batter is well combined. Stir chocolate chips into batter.
Drop batter by rounded tablespoons about 2 inches apart onto prepared baking sheets.
Bake cookies in the preheated oven until pale golden brown, 14 to 17 minutes.
Cool cookies on baking sheet for 2 minutes. Transfer to rack to cool completely.
