Red pepper flakes can be made from a variety of different chili peppers, and there’s a fair amount of difference depending on the brand you use. Most commonly, however, cayenne is the pepper used.

A red jalapeño chili pepper that's too green usually indicates it's not fully mature or ripe, according to Stephanie Walker, a chili pepper expert at New Mexico State University.

Here’s where to buy the Red Hot Chili Peppers x Noah clothing collection online, including jackets, shirts, and hats.

Entrée options here include everything from chili-honey tofu ($13.99) to burnt garlic fried rice ($12.99) to Calcutta chow mein noodles ($13.99).