01 - Preheat the oven to 375°F and line a baking sheet with parchment paper.
02 - In a large bowl, whisk together flour, salt, baking powder, and dried herbs if using.
03 - Add cold cubed butter to the dry mixture and rub in until the texture resembles coarse crumbs.
04 - Stir in cold water and olive oil until a dough forms, then knead briefly on a lightly floured surface until smooth.
05 - Roll out the dough to approximately 1/8 inch thickness and cut star shapes using a cookie cutter.
06 - Arrange the star-shaped crackers on the baking sheet and prick each with a fork.
07 - Bake for 12 to 15 minutes until lightly golden and crisp. Allow to cool completely.
08 - Combine cream cheese, sour cream, chives, parsley, garlic powder, salt, and pepper in a bowl; mix until smooth.
09 - Arrange crackers around a small bowl filled with dip on a serving platter and serve immediately.