Fall Fun: Rock Candy

Autumn is a fun time to blend science and confection. How about studying crystal formation by making a yummy treat known as rock candy?

Ingredients:

2 1/2 c. sugar
1 c. water
1 1/2 c. white Karo syrup
1 tsp. oil flavoring
1 tsp. food coloring (your choice of colors)


Directions:

Combine first 3 ingredients together in a saucepan. Bring to a boil. Cook to 300 degrees for hard crack. Remove from heat and add coloring and oil flavoring. Pour in cookie sheet sprinkled with powdered sugar. After it is hard, sprinkle more sugar on candy. Then break in pieces. (Oil flavorings are spearmint, cinnamon, anise, wintergreen, peppermint.)

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