1 1/2 oz of Tequila
2 oz of Pineapple Juice
1 tbsp of Lime Juice
1 of pineapple
Blend all ingredients (except pineapple stick) with 1 cup crushed ice in an electric blender at a low speed for a short length of time. Pour into an old-fashioned glass, add the pineapple stick, and serve.