COOK IT.
01
Remove tri-tip from marinade.
02
Simmer the remaining marinade on low heat until thick.
03
Add mushrooms and peppercorn to marinade and stir.
04
Grill tri-tip over direct heat for 8-10 minutes per side, or until an instant-read thermometer inserted at thickest part of the cut reads 130 degrees.
05
Let tri-tip rest for 10 minutes before serving.
06
Top with mushroom sauce and enjoy.