For an extra layer of flavor, try caramelizing the onions before adding them to the skillet. If you don't have Pinot Noir, any dry red wine like Cabernet Sauvignon or Merlot will work well. Adjust the amount of horseradish and red pepper flakes to your preference.
Darby Hauck
Mar 27, 2025This is the best steak sandwich I've ever had! The slow cooker makes the steak so tender and flavorful.
Ariane Hilll
Jul 9, 2024I added a pinch of smoked paprika to the slow cooker for a smoky depth. It was amazing!
Mackenzie Satterfield
Apr 10, 2023My family loved this recipe! It's definitely going into our regular rotation.