How to make Powdered Sugar ( Confectioners Sugar ) at home

A quick and easy recipe that will ensure you never run out of powdered sugar again
Course Pantry Staple
Cuisine American
Keyword homemade confectioners sugar
Prep Time 5 minutes
Total Time 5 minutes
Servings 16
Calories 49kcal
Author Chichi Uguru


  • 1 Cup granulated sugar
  • 1 Tbsp cornstarch optional


  • Mix Cornstarch and granulated sugar together in a bowl.
  • Scoop mix into a blender and blend till smooth.
  • Sieve the powdered sugar ( confectioners sugar ) into another bowl.
  • Use immediately or store in an air tight container for unto a month


If you intend to use your homemade confectioners sugar immediately, you don't need to add the cornstarch. The cornstarch is used for longer storage because it helps prevent the confectioners sugar from clumping together.