Try this homemade Tuna Mousse recipe the whole family will love. Made with unflavored gelatin, cold water, mayonnaise and onion. Easy step-by-step instr…
This Tuna Mousse relies on simple, everyday ingredients such as cold water, mayonnaise or salad dressing, finely chopped onion and dairy sour cream. It comes together quickly and makes 4 servings, at about 383 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026