Homemade Cold Herb Noodles

This herbaceous pasta is a variation on Homemade Cold Citron Noodles and was inspired by the recent availability in the United States of shiso abura, an aromatic spice oil. There’s no simple substitute should this product be unavailable, but fresh mint oil makes an interesting, though differently colored and textured, variation on the theme. Whether made with Japanese spice oil or homemade mint oil, the resulting noodles are delicious alone, or served in combination with the lemony <