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Microwave Peanut Brittle

A simple recipe for Microwave Peanut Brittle that can be made in less than 30 minutes.
Prep Time5 mins
Cook Time10 mins
Total Time15 mins
Course: Snack
Cuisine: American
Keyword: peanut brittle
Servings: 10 servings
Calories: 264kcal
Author: Debbie


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


  • Thoroughly combine the sugar and corn syrup. Microwave on high for 5 minutes.
  • Add the peanuts and butter. Mix quickly, return to the microwave and cook for 3-4 minutes until it turns a golden caramel color.
  • Add the baking soda and vanilla. Mix well. It will begin to foam up.
  • Pour the mixture onto a large baking tray that has been lightly sprayed with non-stick spray. Spread the mixture as evenly as possible.
  • Allow it to cool completely. Break up the peanut brittle into pieces.
  • Store in an air tight container.


Serving: 1serving | Calories: 264kcal | Carbohydrates: 37g | Protein: 6g | Fat: 12g | Saturated Fat: 2g | Polyunsaturated Fat: 4g | Monounsaturated Fat: 5g | Trans Fat: 1g | Cholesterol: 3mg | Sodium: 225mg | Potassium: 171mg | Fiber: 2g | Sugar: 33g | Vitamin A: 35IU | Calcium: 25mg | Iron: 1mg