Slow Cooker Beef Brisket - Oryana

Ingredients

• 1 brisket of beef, about 4 pounds, preferably local grass fed
• sea salt and black pepper
• 1 tablespoon bacon fat or canola oil
• 1 large onion, sliced
• 3 cloves garlic, smashed
• 4 large mushrooms, sliced
• 1 tomato, diced
• 1 cup beef broth
• 2 teaspoons Worcestershire sauce
• chopped parsley