Uni Butter Cook This 4 4 44°C (111.2° F) Temperature 0 Hours 15 Minutes Sous vide time 0 People Serves Easy Difficulty Nomiku over 5 years ago Fish & Seafood Sea Urchin Nomiku Source Ingredients Uni 2 tablespoons butter Comments Be the first to comment on this recipe. Directions Simply place the uni in a bag with 2 tablespoons of butter. Put in water bath at 44C for 15 minutes. It goes great with toast, crostini, and whatever else you can imagine! Comments Be the first to comment on this recipe.