1. Marinate shrimp for at least 3 hours. Grill and serve with sorbet.
2. To make marinade saute the garlic in the oil until golden. Add remaining ingredients except cilantro. Bring to a boil and then simmer on low for about 10 minutes. Turn off heat and add cilantro. Let steepr for about 20 minutes. Strain and cool until ready to marinate.
3. To make sorbet, in a sauce pot, heat sugar, corn syrup and water and bring to a boil.
4. Put in refrigerator or in a water bath to chill. In a blender, combine the simple syrup liquid with the remaining ingredients and puree until smooth.
5. Put into an ice cream maker and follow directions.
6. Serve.

*Large avocados are recommended for this recipe. A large avocado averages about 8 ounces. If using smaller or larger size avocados adjust the quantity accordingly.