That stuff is great. If you can’t find it, Knorr’s makes concentrated broth that looks like a tablespoon of jello. It’s really good too.
Texas-style Roasted-Poblano Soup

PREP Olive oil/spray 1/2 onion, 6 poblano halves on foiled sheetpan; broil skins black/bubbly.
Ziplok to steam. Then rub off peel w/ rubber gloves (bits of blackened skin add flavor).
SOUP BASE Sweat in heated ol/oil stalk diced celery, diced onion 3-4 min. Add diced roasted
onions/peppers. Toss w/ tea oregano/garlic/1/2 tea cumin, heat a min. Add 2-15 oz cans stewed
tomatoes w/ juice. Simmer 15 min.
FINAL Remove/hold aside 2 c veg; rest into processor; cool slightly; then puree.
Heat 15 oz veg broth; add veg puree; combine w/ reserved whole veg; heat thru 5 min.
SERVE warm w/ scatter of corn kernels, squeeze of lime, cilantro leaves, crema drizzle.
VARY: Add 15 oz can black beans, 1/4 c bean stock (but good without the beans, too).