Easy Corn & Black Bean Chili

butter

sweet onion

package vegetarian protein crumbles (such as Morningstar or Boca brand) (or 1 pound ground beef)

black beans

fire roasted diced tomatoes, undrained

low sodium corn kernels, undrained

diced green chiles, undrained

jar salsa verde (the green kind)

chili powder

sour cream

fresh cilantro

cooked rice (optional)