Mom’s Classic Peanut Brittle

Learn how to make traditional peanut brittle with this family recipe. Crispy, buttery candy with roasted peanuts that's perfect for gifts or treats.
Frequently asked questions
+ − Why did my brittle turn out chewy instead of crispy?
This usually happens when the mixture doesn t reach the proper temperature (300°F). The candy needs to reach hard crack stage for that signature crispy texture. Also, humidity can affect results, so avoid making brittle on very humid days.
+ − Can I make this without a candy thermometer?
While a thermometer is recommended, you can test doneness by dropping a small amount of mixture into cold water. At hard crack stage, it should form brittle threads that snap easily.
+ − How do I clean the sticky pan afterward?
Fill the pan with hot water and let it soak. The remaining candy will dissolve. For stubborn spots, boil water in the pan for a few minutes.
+ − Can I use salted peanuts instead of raw ones?
Yes, but reduce the added salt to 1/2 teaspoon to avoid making the brittle too salty. Raw peanuts give you better control over the salt level.
Mom’s Classic Peanut Brittle
Nutrition shown per serving · updates with portion size
Ingredients
Instructions
- 1
Line a large baking sheet with parchment paper and lightly grease with butter. Have all ingredients measured and ready to go, as you'll need to work quickly once the candy reaches temperature.
- 2
In a heavy-bottomed saucepan, combine sugar, corn syrup, and water. Stir gently to combine, then stop stirring. Attach a candy thermometer to the side of the pan and cook over medium-high heat without stirring.
- 3
When the mixture reaches 280°F (soft crack stage), quickly stir in the peanuts. Continue cooking, stirring occasionally, until the thermometer reads 300°F (hard crack stage) and the mixture turns golden amber.
- 4
Remove from heat immediately and quickly stir in butter, vanilla, salt, and baking soda. The mixture will foam up dramatically when you add the baking soda – this is normal and creates the brittle's signature texture.
- 5
Working quickly, pour the mixture onto the prepared baking sheet and spread it thin with a buttered spatula or wooden spoon. Don't worry about making it perfectly even – rustic is beautiful with brittle.
- 6
Let cool completely, about 30 minutes, until hardened. Break into irregular pieces by hand or tap gently with a knife handle. Store in an airtight container.
American comfort food
Mia CarterMia grew up in a Midwest kitchen and specializes in cozy, crowd-pleasing weeknight dinners. She tests every recipe until it works on the first try.
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