Rock Candy

Cook: 35 min

Rock candy is a delightful crystalline treat featuring sweet, sugary flavors with options for cinnamon or other flavoring. Perfect for a fun kitchen project or a sweet gift, it appeals to both kids and adults who enjoy homemade confections with a crunchy texture and vibrant colors.

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Ingredients

  • 2 c. sugar
  • 2/3 c. white Karo syrup
  • 1/2 c. water
  • 1 Tbsp. flavoring or cinnamon oil
  • powdered sugar

Instructions

  1. Combine sugar, Karo syrup, and water in a saucepan.
  2. Cook over medium heat until the mixture is dissolved.
  3. Increase heat to high and cook for 15 to 20 minutes.
  4. Remove from heat and add desired flavoring or cinnamon oil.
  5. Add food coloring if desired.
  6. Pour mixture into a cookie sheet and allow to cool completely.
  7. Crack the hardened candy into pieces and roll in powdered sugar.
  8. Store in an airtight container.

Tips & Substitutions

Ensure all ingredients are measured accurately for the best results. If you prefer a different flavor, you can substitute the cinnamon oil with extracts like vanilla or almond. For a fun twist, consider adding a few drops of food coloring to create colorful rock candy. Use a candy thermometer to monitor the temperature, aiming for the hard crack stage around 300°F for the perfect texture.

Serving Suggestions

Rock candy makes a delightful treat for parties or as a sweet addition to gift bags. It pairs beautifully with red punch, adding a whimsical touch to any gathering. Serve it alongside desserts like Irish whiskey cake for a fun dessert table. You can also use it as a decorative element in cocktails or as a unique sweetener for hot beverages.

Storage & Reheating

Once your rock candy has cooled and hardened, store it in an airtight container at room temperature to maintain freshness. Avoid exposure to moisture, which can cause the candy to become sticky. For longer storage, consider wrapping individual pieces in wax paper to prevent them from sticking together. There's no need to reheat; simply enjoy as is!

Nutrition & Diet Analysis (per serving)

Each serving of Rock Candy contains roughly 268 calories, with 2g protein, 68g carbohydrates, and 0g fat. It is an excellent source of vitamin C (48% of the Daily Value), and a good source of dietary fiber. It also contributes 5g of dietary fiber toward your daily target.

268 kcal 13% DV
Protein Fat Carbs

Macronutrients

Protein 2.5g 5% DV
Total Fat 0.4g
Carbs 68.3g 25% DV
Fiber 5.3g 19% DV
Sugar 39.1g 78% DV

Electrolytes

Sodium 11.7mg 1% DV
Potassium 297.2mg 6% DV

Vitamins & Minerals

Vitamin C 43.6mg 48% DV
Calcium 29.6mg 2% DV
Iron 0.7mg 4% DV
Diet fit High-fiber Under 400 cal Low-fat

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 add food coloring to the rock candy?

Absolutely! Adding food coloring is a fun way to customize your rock candy. You can mix it in after removing the mixture from heat, just before pouring it into the cookie sheet. Experiment with different colors for a vibrant candy display!

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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