1.Combine tuna, sugar, sauce, paste and oil in large bowl.
2.Thread three cubes of tuna onto each of 10 bamboo skewers.
3.Cook kebabs and limes on heated oiled barbecue (or grill or grill pan). Serve skewers with limes.
Soak 10 bamboo skewers in cold water for an hour before use to prevent them splintering or scorching during cooking.Note