Old-Fashioned Butter Cashew Brittle Recipe cooked to perfection, served on a plate - Yumaroma Save Pin

Old-Fashioned Butter Cashew Brittle Recipe

Crunchy, buttery old-fashioned cashew brittle candy loaded with roasted cashews, vanilla, and baking soda aeration.

Prep Time 10 min
Cook Time 20 min
Servings 16
Difficulty Intermediate
Calories 190 kcal
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Baking should be a joyful, reliable experience, and this Old-Fashioned Butter Cashew Brittle Recipe guarantees smiles at first bite. Combining roasted salted cashews, coarsely, granulated sugar and light corn syrup for a rich, balanced sweetness, it bakes into an irresistible treat that feels special enough for celebrations yet simple enough for casual afternoons.

Ingredients

16 servings
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Step-by-Step Instructions

1

Boil Sugar Syrup to 300°F (15 Min)

In a heavy saucepan, boil sugar, corn syrup, and water until candy thermometer reads 300°F (150°C hard-crack stage).

2

Stir Butter & Cashews (3 Min)

Stir in butter and chopped cashews; cook stirring constantly for 3 minutes until light golden brown.

3

Stir Baking Soda & Spread (5 Min)

Remove from heat, quickly stir in baking soda and vanilla (mixture will foam). Pour immediately onto a buttered baking sheet, stretch thin, cool, and break into pieces!

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Chef Amara’s Kitchen Secrets & Pro Tips

  • Baking Soda Aeration: Adding baking soda off heat creates millions of tiny carbon dioxide bubbles for a tender crunch.
  • Use Candy Thermometer: Accurate 300°F temperature ensures brittle sets hard without sticking to teeth.

1. Spoon and Level Your Flour: Never scoop flour directly from the canister with your measuring cup, which packs excess volume by up to 25%. Fluff the flour with a fork, spoon it into the cup, and level the top with a knife. 2. Mind Your Butter Temperature: For creaming, butter should yield under gentle thumb pressure without melting or feeling greasy. Proper emulsion traps microscopic air pockets that ensure an airy, tender bake. 3. Chef's Kitchen Secret: Baking Soda Aeration: Adding baking soda off heat creates millions of tiny carbon dioxide bubbles for a tender crunch.

Chef’s Cooking Guide & FAQs

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Troubleshooting & Quick Fixes

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  • Why Did My Old-Fashioned Butter Cashew Brittle Recipe Turn Out Drier Than Expected?: Dryness usually stems from slight over-measuring of flour or keeping the pan in the oven a few minutes too long. Check for doneness slightly early—a toothpick inserted into the center should emerge with a few moist crumbs rather than dry wood.
  • How to Prevent Uneven Browning?: Most domestic ovens have hot spots near the back corner. Rotate your baking sheet 180 degrees halfway through the timer to ensure uniform golden browning and rise.
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Storage, Freezing & Reheating Guidelines

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Store baked items in an airtight container at room temperature for up to 3 days, or refrigerate up to 6 days. To freeze, wrap tightly in parchment paper and aluminum foil for up to 2 months. Thaw overnight at room temperature.

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Frequently Asked Questions

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Q: Can I substitute brown sugar for white sugar? A: Yes, substituting dark or light brown sugar adds extra moisture and subtle caramel undertones due to natural molasses content.

Q: Can I make this dessert gluten-free? A: A 1-to-1 gluten-free baking blend containing xanthan gum (such as Bob's Red Mill or King Arthur) produces outstanding, nearly identical results.

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Kitchen Notes & Discussion

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Step 1 of 3

Boil Sugar Syrup to 300°F (15 Min)

In a heavy saucepan, boil sugar, corn syrup, and water until candy thermometer reads 300°F (150°C hard-crack stage).

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