Cook on low for 9 to 11 hours or high about 4½ hours. For cooking in an Instant Pot, follow the manufacturer's instructions.

To tackle this cooking project with confidence, I enlisted the help of Stephen Rodriguez, the executive chef of Tam O’Shanter in Los Angeles. On St. Patrick’s Day alone, Tam O’Shanter serves ...

Ground beef that’s 85% lean/15% fat is ideal for these tacos because it provides enough flavorful fat for cooking the tortillas. Beef that’s 80% lean will work, but it’s a bit greasier.