Diced jalapeños are sold in a wide range of package sizes, from small single-serve cans (about 4 oz) to mid-size jars or cans (roughly 6–18 oz) and large multi-unit packs that total up to about 72 oz.
Common labels include gluten-free (and certified gluten-free), kosher, vegan, and Non-GMO Project Verified. Some products also state they contain no artificial flavors and that they don’t include the eight major allergens.
Calories are very low; listings commonly show about 5 calories per 1‑ounce serving (or roughly 10 calories per 2 tablespoons) for many diced jalapeño products.
Both. Some diced jalapeños are ready-to-eat (jarred or canned in brine/pickling liquid), while others are sold dried or dehydrated for use as an ingredient in cooking.
Pickled diced jalapeños are described as tangy and spicy with a pickled heat, while dried/dehydrated jalapeños are described as having concentrated, bold heat and preserved spicy flavor.
Fire-roasted diced chiles are recommended for burritos and loaded nachos, stirred into scrambled eggs or omelets, and used in queso and other warm dips to add smoky heat.