01 - Peel, core, and slice apples into 1/2-inch wedges for even cooking.
02 - Place apple slices in the Instant Pot. Sprinkle brown sugar, cinnamon, nutmeg, and salt evenly over the top.
03 - Drizzle maple syrup or honey over the apples if using, then pour in water or apple juice.
04 - Distribute butter pieces evenly across the apple mixture.
05 - Close lid and set valve to sealing. Cook on high pressure for 2 minutes.
06 - Allow natural pressure release for 3 minutes, then carefully quick-release remaining pressure.
07 - Open lid and stir in vanilla extract. For thicker consistency, use Sauté mode and simmer 2-3 minutes. Serve warm.