cold cucumber soba

Name: cold cucumber soba
Cuisine: Asian, Japanese
Ingredients: 4-6 ounces soba noodles; 1-2 tablespoons toasted sesame oil; 2 medium cucumbers (or 1 large seedless cucumber); ¼ cup chopped scallions; 1 tablespoon tamari or soy sauce; 2 tablespoons rice vinegar; 1-2 tablespoons ponzu sauce (or extra tamari & rice vin with a squeeze of lime); avocado slices; sesame seeds; optional additions: tofu or a protein of your choice; optional: sriracha or chile flakes