In a large mixing bowl, whisk together the light brown sugar, melted butter, cinnamon, and milk until completely mixed.
To the sugar mixture, stir in flour, salt, and baking powder until completely mixed and batter is thick.
Spray paper towel with cooking oil. Coat egg molds until lightly coated.
Spoon the batter and evenly distribute the batter in the egg mold cups until almost full. Leave some room for the batter to rise.
Cover egg molds with foil, stack egg molds on a trivet in the Instant Pot. Add a cup of water to the Instant Pot.
Close Instant Pot lid and set the pressure valve close. Pressure cook on high for 11 minutes. Allow the instant pot to naturally release pressure for ten minutes then release the pressure valve.
Remove egg molds and pop out the churro bites.
Mix the cinnamon and sugar together in a bowl, toss the churro bite in sugar-cinnamon mix until fully coated
Enjoy your churro bite plain or dip in your favorite sweet sauce.