Caramelized Onion Sauce Instant Pot

Really simple Instant pot recipe, I found this as part of a pizza recipe. They drizzled it on the pizza after baking it. The pizza looked good but this sauce looks incredible and very versatile. The recipe originated with Modernist Pizza.

Ingredients

550g onions
2.75g baking soda
5.5g salt
83g fat (recipe didn't specify type)

Instructions

Pressure cook on high for one hour, then blend in blender.