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Microwave peanut brittle in a clear jar.

Microwave Peanut Brittle Recipe

Microwave Peanut Brittle may be the easiest thing you’ll do all month. Staying away from it... now that’s another story. Every golden bite is fluffy, nutty, and gloriously addictive.
Course Dessert
Cuisine American
Keyword peanuts
Cook Time 10 minutes
Cooling time 30 minutes
Total Time 40 minutes
Servings 8 servings (2 oz each)
Calories 188kcal
Author Meggan Hill


  • 1 cup sugar
  • 1/2 cup corn syrup
  • 1 cup peanuts
  • 1 teaspoon butter
  • 1 teaspoon vanilla extract
  • 1 teaspoon baking soda


  • Line a large cookie sheet with parchment paper, wax paper, or a silicone mat. In a deep microwave-safe bowl, combine sugar and corn syrup. Mix thoroughly and microwave on HIGH for 4 minutes.
  • Stir in peanuts and microwave on HIGH until the mixture is light brown, about 3 to 5 minutes longer.
  • Stir in butter and vanilla until combined. Microwave on HIGH until peanuts are lightly browned, about 1 to 2 minutes longer.
  • Stir in baking soda until mixture is light and foamy. Pour onto prepared pan and cool 30 minutes. Break into pieces to serve and store in an airtight container.


Yield: About 1 pound.


Calories: 188kcal