I tried this out over Christmas, it was very nice. I did not skewer them just BBQ it as it was. I adapt this from this website
http://allrecipes.com/recipe/singapore-satay/Ingredients
1 large red onion
2 large garlic cloves
3 stalks lemon grass
1/2 cup soy sauce
1 tablespoon peanut oil
1 tablespoon ground turmeric
1 1/2 teaspoons brown sugar
1 teaspoon ground cumin
1 teaspoon ground ginger
salt and black pepper to taste
1 kg chicken tenderloin
Put onion, garlic and lemon grass in TM chop 5 sec speed 6. Add the rest of ingredient except chicken mix in 2-3 sec in speed 5
Pour over chicken mix well ,marinade overnight.
Cook in BBQ.