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Powdered Sugar Recipe: How to Make Confectioners’ Sugar at Home


  • Author: WAFA LI

Ingredients

• 1 cup granulated sugar (organic cane or regular)
• 1½ tsp cornstarch or arrowroot powder (optional, for anti-caking—omit for corn-free/keto)


Instructions

  1. Add sugar (and optional starch) to a high-speed blender or clean coffee/spice grinder.
  2. Blend on high for 30–60 seconds, stopping to scrape sides once or twice, until completely fine and powdery (no grit).
  3. For extra-fine texture, sift through a fine-mesh sieve; re-blend any coarse bits.
  4. Store in an airtight container at room temp for up to 1 month (add a silica packet if humidity is high).
    💡 Tip: For keto-friendly powdered “sugar,” blend ¾ cup erythritol + ¼ cup monk fruit blend + 1 tsp arrowroot (or omit for pure low-carb version—may clump slightly).

PREP TIME & NUTRITION (per 2-tbsp serving, regular version):
Prep Time: 2 min | Cook Time: 0 min | Total Time: 2 min | Servings: ~20 (2-tbsp servings) | Calories: 48 | Net Carbs: 12g | Fats: 0g | Protein: 0g