This slow cooker Amish pot roast will make your taste buds sing

3 pounds chuck roast

2 tablespoons vegetable oil

1 teaspoon garlic powder

1 teaspoon dried oregano

¼ cup soy sauce

1 cup prepared coffee

1 tablespoon Worcestershire sauce

1 large white onion, halved and thinly sliced

2 bay leaves

2 tablespoons cornstarch

3 tablespoons cold water

Fresh ground black pepper, to taste

Fresh chopped parsley, for garnish (optional)

Directions: