Some spicier salsas are made using roughly half a dozen different peppers to layer heat and develop authentic, complex flavor.
For salsas made without preservatives, the guidance is to freeze part of a jar if you won’t finish it within 2–3 weeks to help preserve a fresh taste.
Challenge sets typically arrange mini bottles or sauces in a progressive lineup from mild up through Extra Hot, XXX Hot and specialty extremes so tasters can work their way up the Scoville scale.
Listings use a few readiness labels: some products are marked “Ready to Use,” others “Ready to Eat,” and some are labeled as an “Ingredient” for cooking or mixing.