hungarian goulash recipe

**Ingredients:** - 2 tablespoons vegetable oil - 2 pounds beef stew meat, cut into 1-inch cubes - 2 large onions, finely chopped - 3 cloves garlic, minced - 2 tablespoons sweet paprika - 1 teaspoon caraway seeds (optional) - 2 tablespoons tomato paste - 4 cups beef broth - 1 cup water - 2 large potatoes, peeled and diced - 2 carrots, peeled and sliced - 2 red bell peppers, chopped - 1 teaspoon salt - 1/2 teaspoon black pepper - 1 bay leaf - Fresh parsley, chopped (for garnish) - Sour cream (for serving, optional)