Can you use California chili pepper instead of chili powder?

Yes, you can use California chili pepper instead of chili powder, but keep in mind that the flavor and heat level may differ. California chili pepper is generally milder and has a slightly fruity taste, while chili powder often contains a blend of spices, including ground chilies, cumin, and garlic. Adjust the quantity to suit your taste, and consider adding other spices to mimic the complexity of chili powder.