1a. Preheat Sousvide to 132 degrees F. (this is for medium rare. if you want medium, increase to 138) 1b. Leave the meats out until they are warm enough to mix with hands. 2. Add meats to large mixing bowl and mix until evenly combined(usually use hands) 3. Add eggs, salt, pepper and cheese to the mix, mix thouroughly again 4. Add bread crumbs and mix until texture preference(more bread crumbs=more dense) 5. Shape meatballs into 1.5" diameter spheres 6. Add meatballs to vacuum bag with a half inch between the meatballs 7. Vacuum seal the bag 8 Place Vacuum sealed bags into the sousvide making sure that they are totally submerged 9. Cook for 2.5-4 hrs 10. (optional) sear the meatballs to golden brown crust