Scotch bonnet Fresh, ripe Scotch bonnets can change from green to yellow to scarlet red; however, other varieties of this pepper can ripen to orange, yellow, peach, or even a chocolate brown. Scotch bonnet Scotch bonnet, also known as bonney peppers, or Caribbean red peppers, is a variety of chili pepper named for its resemblance to a tam o' shanter hat. It is native to the Caribbean islands and Central America. Most Scotch bonnets have a heat rating of 80,000–400,000 Scoville units. For comparison, most jalapeño peppers have a heat rating of 2,500 to 8,000 on the Scoville scale. However, completely sweet
Hot sauce by the Scoville scale. The Scoville scale number indicates how many times something must be diluted with an equal volume of water until people can no longer feel any sensation from the capsaicin. The hottest hot sauce scientifically possible is one rated at 16,000,000 Scoville units, which is pure capsaicin. An example of a hot sauce marketed as achieving this level of heat is Blair's 16 Million Reserve (due to production variances, it is up to 16 million Scoville units), marketed by Blair's Sauces and Snacks. By comparison, Tabasco sauce is rated between 2,500 and 5,000 Scoville units (batches vary)