I consider myself a vegetarian, but I do, on occasion, eat fish.  When I do, this is my favorite way to prepare it.  My kids love tuna and so does my husband so I’ve had a lot of practice getting this recipe just right.  This recipe also works well with hard-boiled eggs. Using avocado instead of mayo is a genius way to cut the amount of fat and calories in half plus it’s the “healthy” kind of fat!  And my little trick is to add pickle juice to the mashed avocado.  The pickle juice adds the vinegar, salt, and some bonus garlic flavor all in one easy step and it very closely…