Carrots should be peeled and sliced into 2-inch chunks.Quarter and peel the onion.Jalapenos should be lengthwise cut after removing the stem. Add the carrot, onion, garlic, and pepper to a food processor. Till virtually a paste forms, pulse.
Close lid and vent. Select Manual Pressure and set timer for 18 minutes. Allow natural pressure release (10 minutes) not a Quick Release.
The remaining 2 cups of water, the masa harina, and the flour should be combined in a small basin. Pour this into the chili mixture, whisk to combine, then select Saute. If your IP offers the choice, select Saute Low; if not, cover. This will splutter. Stirring frequently, leave for 10 minutes. This will significantly thicken. Add the vinegar and stir. Let sit for five minutes before serving.
Spoon over baked potatoes, French fries, tator tots, hot dogs, and hamburgers. Alongside, I like to serve pickles with dill, mustard, and sliced onions.