Tri-Tip
Tri-tip at 130 for 6 hours Ingredients Tri-tip. Instructions Cook it at 130 degree for 6 hours. Then grill them in a cast iron skillet with butter to add a sear to them. Seared in a cast iron skillet with oil and butter. 15 seconds per flip for two minutes. Notes Came out extremely tender. 7 hours might make it a little better in the middle. Cutting a 3.5 - 4 lb tri-tip in half also could help.