In medium bowl, blend together flour, salt and baking powder.
Set aside ½ to 1 cup PG GF Flax AP Flour near your work area
In small bowl, mix together egg, oil, water and apple cider vinegar. It is best to make two batches of liquid ingredients, in case you need more.
Add 1 tablespoon at a time of liquid mixture to the flour mixture.
Use set aside flour to make dough light and workable. Flour the working area and roll out the dough. Divide and roll into balls for pasta machine or press out dough with hands or roller and cut with knife coated with flour.