Weigh and prepare all ingredients for one serving. Whole grain bread and cottage cheese quantities are measured as listed; dry grains and flours are weighed dry.
Toast bread until crisp. Prepare the toppings and spread cottage cheese over each slice; finish with toppings just before eating.
Add cucumber (100 g) and zaatar (4 g) at the stage described above, cooking raw proteins fully and heating any ingredients that need cooking.
Taste, adjust seasoning with salt and pepper if desired, and serve. Refrigerate leftovers promptly.