Sweet Potato Croquettes with Mushroom Sauce | Two Jade Bowls

Ingredients

• 2 pounds sweet potatoes, pricked all over with a fork
• 1 1/3 cup panko bread crumbs
• 1/2 cup toasted walnuts
• 1 tablespoon brown sugar
• 1/4 teaspoon mace or nutmeg
• 1 egg
• 3/4 teaspoon salt
• 1/4 teaspoon 1/4 teaspoon black pepper
• 1/2 cup flour
• 3 tablespoons butter
• 4 shallots, finely chopped
• 1 1/2 pounds 1 1/2 pounds mixed mushrooms
• 2 tablespoons chopped sage, divided
• 3/4 cup heavy cream or half-and-half
• 2 teaspoons sherry vinegar