Unfortunately it is not a matter of recipe, but a matter of materials. The buckwheat flour used to make soba noodles is very fine, and hard to find outside of Japan where buckwheat flour is much coarser. The only option—that I know of—is to buy dried soba noodles.
Unfortunately it is not a matter of recipe, but a matter of materials. The buckwheat flour used to make soba noodles is very fine, and hard to find outside of Japan where buckwheat flour is much coarser. The only option—that I know of—is to buy dried soba noodles.