Try this Mama's Simple Instant Pot Chili recipe, or contribute your own.
Try this Mama's Simple Instant Pot Chili recipe, or contribute your own.
True chili texture relies entirely on the starch gelatinization of the legumes and the render rate of the ground fat, two opposing physical forces that must be managed sequentially rather than simultaneously. When dry pinto beans undergo an overnight soak in water salted at roughly one tablespoon per quart, their seed coats soften evenly and absorb moisture to the center, preventing the dreaded blowout where outer starches dissolve into mush while the interior remains chalky. By browning the ground meat first using the high-heat sauté function, amino acids and reducing sugars undergo the Maillard reaction to build a deep savory foundation before any liquid enters the stainless steel insert.
Pressure cooking operates by trapping steam to raise the boiling point of water, forcing ambient temperatures inside the vessel to reach approximately 250 degrees Fahrenheit. This intense thermal environment forces the proteins in both the meat and the softened pinto beans to relax faster than they would in a traditional Dutch oven, yielding a thick sauce without requiring cornstarch or flour slurries. Tomato sauce provides the necessary acidity to balance the earthiness of the chili powder, but adding too much liquid relative to the 1.5 cups of dry beans will prevent the starches from concentrating properly into a cohesive emulsion during the 30-minute high-pressure cycle.