Meanwhile, mix the ingredients for the marinade, so the harissa, olive oil, and agave syrup.
4 teaspoons olive oil, 2 Tablespoon harissa paste, 2 teaspoons agave syrup
In a medium-large bowl, mix your couscous with salt, coriander, and cumin. Add the boiling water and cover the bowl with a larger plate on top.
1 cup uncooked couscous, 1/2 teaspoon salt, 1 teaspoon coriander, 1 teaspoon cumin, 2 cups boiling water
Then mix all the ingredients for the mint yoghurt dressing in a small bowl.
4 Tablespoons yoghurt, 1 clove garlic, 1 lemon, 1 teaspoon chopped dried mint leaves