Purple sweet potatoes are rich in pigments that offer an alternative to cochineal, a red food dye made from crushed insects.
Scientists Make Red Food Dye From Potatoes, Not Bugs ❤ liked on Polyvore featuring filler
Potato Guide: Nutrition, Benefits, Side Effects, and More
Managing Insect Pests in the Vegetable Garden, Ground Cherries and Choosing Your Battles [audio]
How Food Coloring Could Be Affecting Your Baked Goods
How Bugs Find Their Way Into Your Food
Scientists Make Red Food Dye From Potatoes, Not Bugs
Edible Bugs: A Scientific Guide
How to Grow Sweet Potatoes at Home - Bob Vila
Are Some Red Food Colorings Made from Ground Bugs?
Are Some Red Food Colorings Made from Ground Bugs?
From Bug to Curry house: cochineal colouring manufacture
Eating with Your Eyes: The Chemistry of Food Colorings - American
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