You can cook a 5.5 pound turkey breast for 20 minutes with a 10 minute rest time. Nowu002du002dremember, you need to count on an additional 20-30 minutes for the u003cspan data-tasty-link-href=u0022https://www.anrdoezrs.net/click-5489065-15001901u0022 class=u0022tasty-linku0022u003eInstant Potu003c/spanu003e to come to pressure before the count down on the 20 minute timer begins. I like to start this recipe 1.5 hours before. I also like to let the turkey rest while the gravy is being made before I carve the turkey.