Step #1 Place parsley & mint leaves in a food processor/blender, & pulse 2 to 3 times or until mixd.
Step #2 Add anchovy & next 5 ingredients (anchovy through black pepper); process until well-mixed, scraping sides of processor bowl every once in awhile.
Step #3 Add ricotta; process until smooth.
Step #4 Spoon parsley mixture into a mixing bowl; stir in the yogurt, sour cream, & onion.
Step #5 Sprinkle top gelatin over water in a sauce-pan; let this stand 1 min.
Step #6 Cook over low heat/flame; stir until gelatin dissolves.