Combine all ingredients except for Yellowfin tuna and blend well. Diced tuna should be added to sesame seed mixture just before serving.
Combine first seven ingredients and blend well. Quickly fold the avocado. If making in advance, place the seed in the relish and press plastic wrap directly on to the relish, sealing it off from any air exposure. Refrigerate.
5 sheets fresh egg roll wrappers to make wonton crackers
Using a cookie cutter, cut 2 1 /2-inch circles into the center of egg roll wrappers. Fry according to the package directions.
To serve, place 1 1 /2 tsp of the tartar mixture and 1 tsp avocado relish on the wonton crackers.