Add in 2 eggs and 2 egg yolks. Turn food processor back on and mix for about a minute (eggs should turn light yellow). Add in orange juice, pineapple puree, and orange zest. Pulse mixer until just blended.
Pour mixture into 3 half-pint canning jars. Put lid on jars and place in Instant Pot on top of trivet. Add 1 cup water to the bottom of the pot. Lock lid in place and set pot for 10 minutes high pressure on manual.