Measure, chop, prepare ingredients.
Reserve some chopped cilantro and 2 lime wedges.
Mix ingredients in bowl, add prawns, and let sit in fridge for a couple hours.
Pre-heat heavy pan on high heat and add oil.
Add skewered prawns and cook one minute. Flip and add remainder of marinade and 1 oz of tequila. Cook for one and a half to two minutes until prawns are cooked through (pink).
Remove prawns and plate. reduce remainder of sauce and spoon over the skewers.
Add some cilantro and remainder of lime wedges as garnish.