Goma Ae (Vegetable with sesame sauce)

Boil or steam vegetables. For the leafy vegetables, please drain using a strainer after boiling, and cool them rapidly with cold water. Then gently squeeze to cut off extra liquid.
Cut into a small pieces.

Roast sesame on the pan on low heat, until colored brown. (10-15min)
If you're doing with black sesame, be careful not to burn!

Grind sesame with grinder or processor.
In Japan, traditionally use "Suri-Bachi", a bowl having rough inner surface to crush the foods and "Suri-Kogi", a rounded stick like a rolling pin.

Mix the vegetables with sesame, sugar and soy sauce.