In a mixing bowl, thoroughly combine all of the ingredients except the squid. Set aside. Bring a pot of water to boil. Put your colander in the sink and prepare another mixing bowl with an ice bath to the side. Wash squid. When water starts to boil, blanch squid for no more than 1 minute. Remove immediately from heat and pour in colander in sink to get rid of the hot water. Empty the squid immediately in cold bath to stop the cooking process and let cool for 5-10 minutes. Drain in colander. Remove the garlic pieces from marinade. Add squid to marinade and combine put in an airtight container and refrigerate for at least 1 hour. Serve as an appetizer in fancy digestive glasses or martini glasses.
Note: Recipe is courtesy of Chef and Steward. Aaron originally found this recipe at chefandsteward.com/2011/05/02/best-squid-ceviche-simple-recipe/.