Peanut Brittle(Microwave)

Prep: 10 min Cook: 12 min Serves: 12 Cuisine: American

A sweet and crunchy treat with rich peanut flavor, peanut brittle is perfect for satisfying your sweet tooth or sharing during holidays. Its caramelized sugar and roasted peanuts create a satisfying crunch and nostalgic aroma, appealing to both kids and adults alike who enjoy homemade confections.

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Ingredients

  • 1 cup raw peanuts
  • 1 cup white sugar
  • 1/2 cup white corn syrup
  • 1/8 teaspoon salt
  • 1 teaspoon vanilla
  • 1 tablespoon butter
  • 1 teaspoon baking soda

Instructions

  1. Stir together sugar and corn syrup in a deep microwave dish. Microwave on High 4 minutes.
  2. Stir in peanuts and salt.
  3. Microwave on High 4 more minutes.
  4. Add butter and vanilla to the mixture and blend well.
  5. Microwave on High 2 minutes.
  6. Remove from microwave. Add baking soda and stir until light and foamy.
  7. Pour mixture onto a lightly greased cookie sheet.
  8. Let cool for 1/2 to 1 hour.
  9. When cool, break into small pieces and store in an airtight container.

Tips & Substitutions

For a crunchier texture, consider using roasted peanuts instead of raw. If you prefer a different flavor, you can substitute the vanilla with almond extract. Keep a close eye on the microwave times, as different wattages can affect cooking duration. Stir the mixture well after adding the baking soda to ensure even foaming. If you want to experiment, add a pinch of cinnamon for a warm spice note.

Serving Suggestions

Peanut brittle makes a delightful snack on its own or can be broken into pieces and used as a topping for ice cream or yogurt. It pairs beautifully with a cup of coffee or tea for an afternoon treat. Consider serving it alongside other sweet snacks like Chow Mein Cookies or as part of a dessert platter for gatherings.

Storage & Reheating

Once the peanut brittle has cooled and hardened, store it in an airtight container at room temperature. It can last for several weeks if kept sealed and away from moisture. Avoid refrigerating, as this can make the brittle chewy instead of crunchy. If you need to soften it slightly, leave it at room temperature for a short time before breaking or serving.

Nutrition & Diet Analysis (per serving)

Each serving of Peanut Brittle(Microwave) contains roughly 104 calories, with 0g protein, 13g carbohydrates, and 1g fat. Note that it is relatively high in sodium, at 583mg per serving (25% of the Daily Value).

104 kcal 5% DV
Protein Fat Carbs

Macronutrients

Protein 0.2g
Total Fat 0.7g 1% DV
Carbs 12.8g 5% DV
Fiber 0.1g
Sugar 12.5g 25% DV

Electrolytes

Sodium 583.2mg 25% DV
Potassium 32.1mg 1% DV
Cholesterol 1.3mg

Vitamins & Minerals

Calcium 3.1mg
Iron 0mg
Diet fit Low-carb Under 400 cal Low-fat
Contains Milk Peanut

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use other nuts instead of peanuts?

Yes, you can substitute peanuts with other nuts like almonds, cashews, or pecans. Just keep in mind that different nuts may alter the flavor and texture slightly. Ensure that the nuts are raw and unsalted for the best results in this brittle recipe.

What should I do if my mixture doesn't foam after adding baking soda?

If the mixture doesn't foam, it may be due to undercooking the sugar mixture initially. Always ensure that it reaches the correct temperature to activate the baking soda. You can try reheating it just slightly in the microwave, but if it doesn't foam, it will still taste good, just with a denser texture.

How can I tell when the peanut brittle is done cooking?

The peanut brittle is done when it turns a rich golden brown color and has a pleasant nutty aroma. You can also perform a simple test by dropping a small amount into cold water; if it hardens and becomes brittle, it's ready. Be careful not to overcook, as it can burn quickly.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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