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Ingredients

• ✓ beef tri tip steak
• beef stock
• red wine vinegar
• worcestershire sauce
• olive oil
• onion
• green pepper
• mushroom
• american cheese
• sandwich roll

Instructions

1. 1 Place beef in the slow cooker crock. Pour beef stock, vinegar, and Worcestershire over beef. Cook on Low until beef is cooked to medium, 3-4 hours. Remove cooked beef from broth and set aside. Reserve broth.
2. 2 Preheat an oven to 350 degrees F (175 degrees C).
3. 3 Heat oil in a large skillet over medium-high heat. Cook mushrooms in oil until they begin to soften; add onion and green pepper. Cook and stir until vegetables are soft, about 5 minutes.
4. 4 Slice beef thinly. Divide beef and vegetables evenly among the rolls. Top each sandwich with 2 slices cheese; wrap in foil.
5. 5 Place sandwiches in preheated oven and heat until cheese is melted; about 10 minutes. Serve hot sandwiches with reserved beef broth, if desired.

By Life Tastes Good