Microwave Peanut Brittle

Microwave peanut brittle is a quick, no-fuss version of the classic treat, giving you crunchy, golden candy in just minutes. It’s perfect for holiday gifting, party trays, or whenever you need a fast homemade sweet. The texture is crisp with a buttery caramel flavor balanced by roasted peanuts. You’ll love how easy it is—no candy thermometer or stovetop needed.

Ingredients

  • 1 cup granulated sugar
  • 1/2 cup light corn syrup
  • 1 cup roasted salted peanuts
  • 1 tablespoon butter
  • 1 teaspoon vanilla extract
  • 1 teaspoon baking soda

Directions

  1. Lightly grease a baking sheet or line it with parchment paper.
  2. In a microwave-safe bowl, stir together sugar and corn syrup.
  3. Microwave on high for 4 minutes.
  4. Stir in peanuts, then microwave for another 3 minutes.
  5. Add butter and vanilla, stirring until melted.
  6. Microwave 1 more minute, then immediately stir in baking soda until foamy.
  7. Quickly pour onto the prepared baking sheet and spread thin.
  8. Let cool completely (about 20 minutes) before breaking into pieces.

Prep Time: 5 minutes | Cooking Time: 8 minutes | Total Time: 33 minutes
Kcal: 150 kcal | Servings: 12

Tips

  • Use a deep microwave-safe bowl—the mixture bubbles up significantly.
  • Store brittle in an airtight container to keep it crisp and prevent moisture from softening it.