Preheat oven to 450°F.\n\n1. Place milk in a bowl and add onion powder. Allow to sit for a few minutes.\n2. In a large bowl, combine flour and salt. Work in butter with a pastry blender.\n3. Add egg to milk mixture then add to flour/butter. Mix to combine.\n4. Form into a ball. Roll out dough thinly on a floured surface, and cut with a cookie cutter.\n\nPlace on a baking sheet and cook for 5 to 10 minutes.