Turkey Curry With Cashews

Name: Turkey Curry With Cashews
Ingredients: 1/4 cup currants; 2 tablespoons canola oil; 1 large onion, cut into large dice; 1 tablespoon minced garlic; 1 tablespoon curry powder; 1 tablespoon flour; -- Pinch cayenne; 1 cup chicken broth + more as needed; 1/2 cup coconut milk; 1 tablespoon mango chutney, chopped; 2 cups cooked turkey, chopped; 1 1/2 cups fresh cubed pineapple (optional, for a sweeter dish); 3/4 cup toasted cashews; -- Salt and pepper to taste; -- Brown or white rice, to serve; -- Scallions